Finding the Fourth Proportional to 68,649.31, 94,736.28 and 38,434.69

Step by Step Solution

1. Step 1: Write the proportion equation
   68,649.31 : 94,736.28 = 38,434.69 : x
2. Step 2: Convert to fraction form
   68,649.31/94,736.28 = 38,434.69/x
3. Step 3: Cross multiply
   68,649.31x = 94,736.28 × 38,434.69
4. Step 4: Simplify right side
   68,649.31x = 3,641,159,553.55
5. Step 5: Solve for x
   x = 3,641,159,553.55/68,649.31
6. Step 6: Final answer
   x = 53,040.00