Finding the Third Proportional to 252,139.50 and 546,282

Step by Step Solution

1. Step 1: Write the proportion equation
   252,139.50 : 546,282 = 546,282 : x
2. Step 2: Convert to fraction form
   252,139.50/546,282 = 546,282/x
3. Step 3: Cross multiply
   252,139.50x = 546,282 × 546,282
4. Step 4: Simplify right side
   252,139.50x = 298,424,023,524
5. Step 5: Solve for x
   x = 298,424,023,524/252,139.50
6. Step 6: Final answer
   x = 1,183,567.13