Finding the Fourth Proportional to 69,131.70, 103,630.14 and 37,513.17

Step by Step Solution

1. Step 1: Write the proportion equation
   69,131.70 : 103,630.14 = 37,513.17 : x
2. Step 2: Convert to fraction form
   69,131.70/103,630.14 = 37,513.17/x
3. Step 3: Cross multiply
   69,131.70x = 103,630.14 × 37,513.17
4. Step 4: Simplify right side
   69,131.70x = 3,887,495,058.94
5. Step 5: Solve for x
   x = 3,887,495,058.94/69,131.70
6. Step 6: Final answer
   x = 56,233.18