Finding the Third Proportional to 348,810 and 739,126.50

Step by Step Solution

1. Step 1: Write the proportion equation
   348,810 : 739,126.50 = 739,126.50 : x
2. Step 2: Convert to fraction form
   348,810/739,126.50 = 739,126.50/x
3. Step 3: Cross multiply
   348,810x = 739,126.50 × 739,126.50
4. Step 4: Simplify right side
   348,810x = 546,307,983,002.25
5. Step 5: Solve for x
   x = 546,307,983,002.25/348,810
6. Step 6: Final answer
   x = 1,566,205.05