Finding the Third Proportional to 471,423.38 and 729,810

Step by Step Solution

1. Step 1: Write the proportion equation
   471,423.38 : 729,810 = 729,810 : x
2. Step 2: Convert to fraction form
   471,423.38/729,810 = 729,810/x
3. Step 3: Cross multiply
   471,423.38x = 729,810 × 729,810
4. Step 4: Simplify right side
   471,423.38x = 532,622,636,100
5. Step 5: Solve for x
   x = 532,622,636,100/471,423.38
6. Step 6: Final answer
   x = 1,129,818.05