Finding the Fourth Proportional to 113,654.29, 170,530.68 and 61,002.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,654.29 : 170,530.68 = 61,002.25 : x
2. Step 2: Convert to fraction form
   113,654.29/170,530.68 = 61,002.25/x
3. Step 3: Cross multiply
   113,654.29x = 170,530.68 × 61,002.25
4. Step 4: Simplify right side
   113,654.29x = 10,402,755,174.03
5. Step 5: Solve for x
   x = 10,402,755,174.03/113,654.29
6. Step 6: Final answer
   x = 91,529.81