Finding the Fourth Proportional to 252,002.10, 353,269.50 and 252,002.10

Step by Step Solution

1. Step 1: Write the proportion equation
   252,002.10 : 353,269.50 = 252,002.10 : x
2. Step 2: Convert to fraction form
   252,002.10/353,269.50 = 252,002.10/x
3. Step 3: Cross multiply
   252,002.10x = 353,269.50 × 252,002.10
4. Step 4: Simplify right side
   252,002.10x = 89,024,655,865.95
5. Step 5: Solve for x
   x = 89,024,655,865.95/252,002.10
6. Step 6: Final answer
   x = 353,269.50