Finding the Fourth Proportional to 49,259,649,919.82, 67,978,851,940.73 and 28,937,962,177.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,259,649,919.82 : 67,978,851,940.73 = 28,937,962,177.72 : x
2. Step 2: Convert to fraction form
   49,259,649,919.82/67,978,851,940.73 = 28,937,962,177.72/x
3. Step 3: Cross multiply
   49,259,649,919.82x = 67,978,851,940.73 × 28,937,962,177.72
4. Step 4: Simplify right side
   49,259,649,919.82x = 1,967,169,446,345,478,504,448
5. Step 5: Solve for x
   x = 1,967,169,446,345,478,504,448/49,259,649,919.82
6. Step 6: Final answer
   x = 39,934,702,125.32