Finding the Fourth Proportional to 52,687.89, 72,700.59 and 30,027.18

Step by Step Solution

1. Step 1: Write the proportion equation
   52,687.89 : 72,700.59 = 30,027.18 : x
2. Step 2: Convert to fraction form
   52,687.89/72,700.59 = 30,027.18/x
3. Step 3: Cross multiply
   52,687.89x = 72,700.59 × 30,027.18
4. Step 4: Simplify right side
   52,687.89x = 2,182,993,702.04
5. Step 5: Solve for x
   x = 2,182,993,702.04/52,687.89
6. Step 6: Final answer
   x = 41,432.55