Finding the Fourth Proportional to 65,385.15, 90,228.78 and 37,096.17

Step by Step Solution

1. Step 1: Write the proportion equation
   65,385.15 : 90,228.78 = 37,096.17 : x
2. Step 2: Convert to fraction form
   65,385.15/90,228.78 = 37,096.17/x
3. Step 3: Cross multiply
   65,385.15x = 90,228.78 × 37,096.17
4. Step 4: Simplify right side
   65,385.15x = 3,347,142,161.77
5. Step 5: Solve for x
   x = 3,347,142,161.77/65,385.15
6. Step 6: Final answer
   x = 51,191.17