Finding the Fourth Proportional to 65,301.55, 90,116.36 and 37,009.15

Step by Step Solution

1. Step 1: Write the proportion equation
   65,301.55 : 90,116.36 = 37,009.15 : x
2. Step 2: Convert to fraction form
   65,301.55/90,116.36 = 37,009.15/x
3. Step 3: Cross multiply
   65,301.55x = 90,116.36 × 37,009.15
4. Step 4: Simplify right side
   65,301.55x = 3,335,129,884.69
5. Step 5: Solve for x
   x = 3,335,129,884.69/65,301.55
6. Step 6: Final answer
   x = 51,072.75