Finding the Fourth Proportional to 146,061.62, 201,565.86 and 81,533.78

Step by Step Solution

1. Step 1: Write the proportion equation
   146,061.62 : 201,565.86 = 81,533.78 : x
2. Step 2: Convert to fraction form
   146,061.62/201,565.86 = 81,533.78/x
3. Step 3: Cross multiply
   146,061.62x = 201,565.86 × 81,533.78
4. Step 4: Simplify right side
   146,061.62x = 16,434,426,484.75
5. Step 5: Solve for x
   x = 16,434,426,484.75/146,061.62
6. Step 6: Final answer
   x = 112,517.08