Finding the Fourth Proportional to 65,411.55, 90,268.89 and 36,737.42

Step by Step Solution

1. Step 1: Write the proportion equation
   65,411.55 : 90,268.89 = 36,737.42 : x
2. Step 2: Convert to fraction form
   65,411.55/90,268.89 = 36,737.42/x
3. Step 3: Cross multiply
   65,411.55x = 90,268.89 × 36,737.42
4. Step 4: Simplify right side
   65,411.55x = 3,316,245,673.52
5. Step 5: Solve for x
   x = 3,316,245,673.52/65,411.55
6. Step 6: Final answer
   x = 50,698.17