Finding the Fourth Proportional to 83,701.89, 125,553.42 and 31,111.38

Step by Step Solution

1. Step 1: Write the proportion equation
   83,701.89 : 125,553.42 = 31,111.38 : x
2. Step 2: Convert to fraction form
   83,701.89/125,553.42 = 31,111.38/x
3. Step 3: Cross multiply
   83,701.89x = 125,553.42 × 31,111.38
4. Step 4: Simplify right side
   83,701.89x = 3,906,140,159.92
5. Step 5: Solve for x
   x = 3,906,140,159.92/83,701.89
6. Step 6: Final answer
   x = 46,667.29