Finding the Fourth Proportional to 65,385.86, 90,229.83 and 37,090.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,385.86 : 90,229.83 = 37,090.94 : x
2. Step 2: Convert to fraction form
   65,385.86/90,229.83 = 37,090.94/x
3. Step 3: Cross multiply
   65,385.86x = 90,229.83 × 37,090.94
4. Step 4: Simplify right side
   65,385.86x = 3,346,709,210.74
5. Step 5: Solve for x
   x = 3,346,709,210.74/65,385.86
6. Step 6: Final answer
   x = 51,183.99