Finding the Fourth Proportional to 65,046.43, 89,764.77 and 38,189.26

Step by Step Solution

1. Step 1: Write the proportion equation
   65,046.43 : 89,764.77 = 38,189.26 : x
2. Step 2: Convert to fraction form
   65,046.43/89,764.77 = 38,189.26/x
3. Step 3: Cross multiply
   65,046.43x = 89,764.77 × 38,189.26
4. Step 4: Simplify right side
   65,046.43x = 3,428,050,140.37
5. Step 5: Solve for x
   x = 3,428,050,140.37/65,046.43
6. Step 6: Final answer
   x = 52,701.59