Finding the Fourth Proportional to 94,061.04, 140,754.72 and 81,454.50

Step by Step Solution

1. Step 1: Write the proportion equation
   94,061.04 : 140,754.72 = 81,454.50 : x
2. Step 2: Convert to fraction form
   94,061.04/140,754.72 = 81,454.50/x
3. Step 3: Cross multiply
   94,061.04x = 140,754.72 × 81,454.50
4. Step 4: Simplify right side
   94,061.04x = 11,465,105,340.24
5. Step 5: Solve for x
   x = 11,465,105,340.24/94,061.04
6. Step 6: Final answer
   x = 121,890.06