Finding the Third Proportional to 252,825 and 546,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   252,825 : 546,139.50 = 546,139.50 : x
2. Step 2: Convert to fraction form
   252,825/546,139.50 = 546,139.50/x
3. Step 3: Cross multiply
   252,825x = 546,139.50 × 546,139.50
4. Step 4: Simplify right side
   252,825x = 298,268,353,460.25
5. Step 5: Solve for x
   x = 298,268,353,460.25/252,825
6. Step 6: Final answer
   x = 1,179,742.33