Finding the Fourth Proportional to 110,403.06, 152,376.17 and 65,078.43

Step by Step Solution

1. Step 1: Write the proportion equation
   110,403.06 : 152,376.17 = 65,078.43 : x
2. Step 2: Convert to fraction form
   110,403.06/152,376.17 = 65,078.43/x
3. Step 3: Cross multiply
   110,403.06x = 152,376.17 × 65,078.43
4. Step 4: Simplify right side
   110,403.06x = 9,916,401,587.62
5. Step 5: Solve for x
   x = 9,916,401,587.62/110,403.06
6. Step 6: Final answer
   x = 89,819.99