Finding the Fourth Proportional to 113,114.88, 156,089.43 and 65,371.32

Step by Step Solution

1. Step 1: Write the proportion equation
   113,114.88 : 156,089.43 = 65,371.32 : x
2. Step 2: Convert to fraction form
   113,114.88/156,089.43 = 65,371.32/x
3. Step 3: Cross multiply
   113,114.88x = 156,089.43 × 65,371.32
4. Step 4: Simplify right side
   113,114.88x = 10,203,772,077.15
5. Step 5: Solve for x
   x = 10,203,772,077.15/113,114.88
6. Step 6: Final answer
   x = 90,207.16