Finding the Fourth Proportional to 65,244.18, 90,032.71 and 38,381.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,244.18 : 90,032.71 = 38,381.50 : x
2. Step 2: Convert to fraction form
   65,244.18/90,032.71 = 38,381.50/x
3. Step 3: Cross multiply
   65,244.18x = 90,032.71 × 38,381.50
4. Step 4: Simplify right side
   65,244.18x = 3,455,589,816.79
5. Step 5: Solve for x
   x = 3,455,589,816.79/65,244.18
6. Step 6: Final answer
   x = 52,963.96