Finding the Fourth Proportional to 103,062,549.29, 142,227,270.50 and 56,019,733.38

Step by Step Solution

1. Step 1: Write the proportion equation
   103,062,549.29 : 142,227,270.50 = 56,019,733.38 : x
2. Step 2: Convert to fraction form
   103,062,549.29/142,227,270.50 = 56,019,733.38/x
3. Step 3: Cross multiply
   103,062,549.29x = 142,227,270.50 × 56,019,733.38
4. Step 4: Simplify right side
   103,062,549.29x = 7,967,533,772,495,041
5. Step 5: Solve for x
   x = 7,967,533,772,495,041/103,062,549.29
6. Step 6: Final answer
   x = 77,307,749.79