Finding the Fourth Proportional to 187,443.35, 258,671.25 and 101,402.31

Step by Step Solution

1. Step 1: Write the proportion equation
   187,443.35 : 258,671.25 = 101,402.31 : x
2. Step 2: Convert to fraction form
   187,443.35/258,671.25 = 101,402.31/x
3. Step 3: Cross multiply
   187,443.35x = 258,671.25 × 101,402.31
4. Step 4: Simplify right side
   187,443.35x = 26,229,862,280.59
5. Step 5: Solve for x
   x = 26,229,862,280.59/187,443.35
6. Step 6: Final answer
   x = 139,934.88