Finding the Fourth Proportional to 109,572.10, 151,209.50 and 59,271.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,572.10 : 151,209.50 = 59,271.10 : x
2. Step 2: Convert to fraction form
   109,572.10/151,209.50 = 59,271.10/x
3. Step 3: Cross multiply
   109,572.10x = 151,209.50 × 59,271.10
4. Step 4: Simplify right side
   109,572.10x = 8,962,353,395.45
5. Step 5: Solve for x
   x = 8,962,353,395.45/109,572.10
6. Step 6: Final answer
   x = 81,794.12