Finding the Fourth Proportional to 142,115,771.52, 213,141,771.36 and 65,365,061.76

Step by Step Solution

1. Step 1: Write the proportion equation
   142,115,771.52 : 213,141,771.36 = 65,365,061.76 : x
2. Step 2: Convert to fraction form
   142,115,771.52/213,141,771.36 = 65,365,061.76/x
3. Step 3: Cross multiply
   142,115,771.52x = 213,141,771.36 × 65,365,061.76
4. Step 4: Simplify right side
   142,115,771.52x = 13,932,025,048,582,200
5. Step 5: Solve for x
   x = 13,932,025,048,582,200/142,115,771.52
6. Step 6: Final answer
   x = 98,032,926.96