Finding the Fourth Proportional to 94,638.50, 141,724.09 and 73,401.70

Step by Step Solution

1. Step 1: Write the proportion equation
   94,638.50 : 141,724.09 = 73,401.70 : x
2. Step 2: Convert to fraction form
   94,638.50/141,724.09 = 73,401.70/x
3. Step 3: Cross multiply
   94,638.50x = 141,724.09 × 73,401.70
4. Step 4: Simplify right side
   94,638.50x = 10,402,789,343.00
5. Step 5: Solve for x
   x = 10,402,789,343.00/94,638.50
6. Step 6: Final answer
   x = 109,921.33