Finding the Fourth Proportional to 113,114.72, 156,091.28 and 65,360.32

Step by Step Solution

1. Step 1: Write the proportion equation
   113,114.72 : 156,091.28 = 65,360.32 : x
2. Step 2: Convert to fraction form
   113,114.72/156,091.28 = 65,360.32/x
3. Step 3: Cross multiply
   113,114.72x = 156,091.28 × 65,360.32
4. Step 4: Simplify right side
   113,114.72x = 10,202,176,010.01
5. Step 5: Solve for x
   x = 10,202,176,010.01/113,114.72
6. Step 6: Final answer
   x = 90,193.18