Finding the Fourth Proportional to 113,290.52, 156,323.40 and 65,548.32

Step by Step Solution

1. Step 1: Write the proportion equation
   113,290.52 : 156,323.40 = 65,548.32 : x
2. Step 2: Convert to fraction form
   113,290.52/156,323.40 = 65,548.32/x
3. Step 3: Cross multiply
   113,290.52x = 156,323.40 × 65,548.32
4. Step 4: Simplify right side
   113,290.52x = 10,246,736,246.69
5. Step 5: Solve for x
   x = 10,246,736,246.69/113,290.52
6. Step 6: Final answer
   x = 90,446.55