Finding the Fourth Proportional to 142,117,300,860.65, 213,177,588,911.39 and 51,365,609,365.24

Step by Step Solution

1. Step 1: Write the proportion equation
   142,117,300,860.65 : 213,177,588,911.39 = 51,365,609,365.24 : x
2. Step 2: Convert to fraction form
   142,117,300,860.65/213,177,588,911.39 = 51,365,609,365.24/x
3. Step 3: Cross multiply
   142,117,300,860.65x = 213,177,588,911.39 × 51,365,609,365.24
4. Step 4: Simplify right side
   142,117,300,860.65x = 10,949,996,757,446,178,111,488
5. Step 5: Solve for x
   x = 10,949,996,757,446,178,111,488/142,117,300,860.65
6. Step 6: Final answer
   x = 77,049,005,934.77