Finding the Fourth Proportional to 118,472.27, 163,492.05 and 70,724.59

Step by Step Solution

1. Step 1: Write the proportion equation
   118,472.27 : 163,492.05 = 70,724.59 : x
2. Step 2: Convert to fraction form
   118,472.27/163,492.05 = 70,724.59/x
3. Step 3: Cross multiply
   118,472.27x = 163,492.05 × 70,724.59
4. Step 4: Simplify right side
   118,472.27x = 11,562,908,061.00
5. Step 5: Solve for x
   x = 11,562,908,061.00/118,472.27
6. Step 6: Final answer
   x = 97,600.13