Finding the Fourth Proportional to 91,365.16, 137,116.98 and 38,811.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,365.16 : 137,116.98 = 38,811.52 : x
2. Step 2: Convert to fraction form
   91,365.16/137,116.98 = 38,811.52/x
3. Step 3: Cross multiply
   91,365.16x = 137,116.98 × 38,811.52
4. Step 4: Simplify right side
   91,365.16x = 5,321,718,411.61
5. Step 5: Solve for x
   x = 5,321,718,411.61/91,365.16
6. Step 6: Final answer
   x = 58,246.69