Finding the Fourth Proportional to 102,061.32, 153,161.63 and 35,500.78

Step by Step Solution

1. Step 1: Write the proportion equation
   102,061.32 : 153,161.63 = 35,500.78 : x
2. Step 2: Convert to fraction form
   102,061.32/153,161.63 = 35,500.78/x
3. Step 3: Cross multiply
   102,061.32x = 153,161.63 × 35,500.78
4. Step 4: Simplify right side
   102,061.32x = 5,437,357,331.07
5. Step 5: Solve for x
   x = 5,437,357,331.07/102,061.32
6. Step 6: Final answer
   x = 53,275.40