Finding the Fourth Proportional to 113,088.75, 156,051.42 and 65,341.07

Step by Step Solution

1. Step 1: Write the proportion equation
   113,088.75 : 156,051.42 = 65,341.07 : x
2. Step 2: Convert to fraction form
   113,088.75/156,051.42 = 65,341.07/x
3. Step 3: Cross multiply
   113,088.75x = 156,051.42 × 65,341.07
4. Step 4: Simplify right side
   113,088.75x = 10,196,567,002.85
5. Step 5: Solve for x
   x = 10,196,567,002.85/113,088.75
6. Step 6: Final answer
   x = 90,164.29