Finding the Fourth Proportional to 102,559,700.76, 141,527,011.32 and 56,141,063.16

Step by Step Solution

1. Step 1: Write the proportion equation
   102,559,700.76 : 141,527,011.32 = 56,141,063.16 : x
2. Step 2: Convert to fraction form
   102,559,700.76/141,527,011.32 = 56,141,063.16/x
3. Step 3: Cross multiply
   102,559,700.76x = 141,527,011.32 × 56,141,063.16
4. Step 4: Simplify right side
   102,559,700.76x = 7,945,476,881,362,154
5. Step 5: Solve for x
   x = 7,945,476,881,362,154/102,559,700.76
6. Step 6: Final answer
   x = 77,471,724.49