Finding the Fourth Proportional to 113,201.56, 156,211.50 and 65,451.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,201.56 : 156,211.50 = 65,451.52 : x
2. Step 2: Convert to fraction form
   113,201.56/156,211.50 = 65,451.52/x
3. Step 3: Cross multiply
   113,201.56x = 156,211.50 × 65,451.52
4. Step 4: Simplify right side
   113,201.56x = 10,224,280,116.48
5. Step 5: Solve for x
   x = 10,224,280,116.48/113,201.56
6. Step 6: Final answer
   x = 90,319.25