Finding the Fourth Proportional to 65,868.80, 90,875.32 and 37,558.08

Step by Step Solution

1. Step 1: Write the proportion equation
   65,868.80 : 90,875.32 = 37,558.08 : x
2. Step 2: Convert to fraction form
   65,868.80/90,875.32 = 37,558.08/x
3. Step 3: Cross multiply
   65,868.80x = 90,875.32 × 37,558.08
4. Step 4: Simplify right side
   65,868.80x = 3,413,102,444.69
5. Step 5: Solve for x
   x = 3,413,102,444.69/65,868.80
6. Step 6: Final answer
   x = 51,816.68