Finding the Fourth Proportional to 47,800.56, 65,952.72 and 28,934.04

Step by Step Solution

1. Step 1: Write the proportion equation
   47,800.56 : 65,952.72 = 28,934.04 : x
2. Step 2: Convert to fraction form
   47,800.56/65,952.72 = 28,934.04/x
3. Step 3: Cross multiply
   47,800.56x = 65,952.72 × 28,934.04
4. Step 4: Simplify right side
   47,800.56x = 1,908,278,638.59
5. Step 5: Solve for x
   x = 1,908,278,638.59/47,800.56
6. Step 6: Final answer
   x = 39,921.68