Finding the Fourth Proportional to 113,402.43, 170,128.28 and 34,514.61

Step by Step Solution

1. Step 1: Write the proportion equation
   113,402.43 : 170,128.28 = 34,514.61 : x
2. Step 2: Convert to fraction form
   113,402.43/170,128.28 = 34,514.61/x
3. Step 3: Cross multiply
   113,402.43x = 170,128.28 × 34,514.61
4. Step 4: Simplify right side
   113,402.43x = 5,871,910,682.48
5. Step 5: Solve for x
   x = 5,871,910,682.48/113,402.43
6. Step 6: Final answer
   x = 51,779.41