Finding the Fourth Proportional to 65,577.48, 90,507.42 and 37,292.28

Step by Step Solution

1. Step 1: Write the proportion equation
   65,577.48 : 90,507.42 = 37,292.28 : x
2. Step 2: Convert to fraction form
   65,577.48/90,507.42 = 37,292.28/x
3. Step 3: Cross multiply
   65,577.48x = 90,507.42 × 37,292.28
4. Step 4: Simplify right side
   65,577.48x = 3,375,228,048.72
5. Step 5: Solve for x
   x = 3,375,228,048.72/65,577.48
6. Step 6: Final answer
   x = 51,469.32