Finding the Fourth Proportional to 47,256.43, 65,216.07 and 28,131.87

Step by Step Solution

1. Step 1: Write the proportion equation
   47,256.43 : 65,216.07 = 28,131.87 : x
2. Step 2: Convert to fraction form
   47,256.43/65,216.07 = 28,131.87/x
3. Step 3: Cross multiply
   47,256.43x = 65,216.07 × 28,131.87
4. Step 4: Simplify right side
   47,256.43x = 1,834,650,003.15
5. Step 5: Solve for x
   x = 1,834,650,003.15/47,256.43
6. Step 6: Final answer
   x = 38,823.29