Finding the Fourth Proportional to 104,732.10, 156,925.35 and 89,180.10

Step by Step Solution

1. Step 1: Write the proportion equation
   104,732.10 : 156,925.35 = 89,180.10 : x
2. Step 2: Convert to fraction form
   104,732.10/156,925.35 = 89,180.10/x
3. Step 3: Cross multiply
   104,732.10x = 156,925.35 × 89,180.10
4. Step 4: Simplify right side
   104,732.10x = 13,994,618,405.54
5. Step 5: Solve for x
   x = 13,994,618,405.54/104,732.10
6. Step 6: Final answer
   x = 133,623.01