Finding the Third Proportional to 546,331 and 857,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   546,331 : 857,034.50 = 857,034.50 : x
2. Step 2: Convert to fraction form
   546,331/857,034.50 = 857,034.50/x
3. Step 3: Cross multiply
   546,331x = 857,034.50 × 857,034.50
4. Step 4: Simplify right side
   546,331x = 734,508,134,190.25
5. Step 5: Solve for x
   x = 734,508,134,190.25/546,331
6. Step 6: Final answer
   x = 1,344,437.96