Finding the Third Proportional to 813,123.56 and 1,748,872.69

Step by Step Solution

1. Step 1: Write the proportion equation
   813,123.56 : 1,748,872.69 = 1,748,872.69 : x
2. Step 2: Convert to fraction form
   813,123.56/1,748,872.69 = 1,748,872.69/x
3. Step 3: Cross multiply
   813,123.56x = 1,748,872.69 × 1,748,872.69
4. Step 4: Simplify right side
   813,123.56x = 3,058,555,677,083.47
5. Step 5: Solve for x
   x = 3,058,555,677,083.47/813,123.56
6. Step 6: Final answer
   x = 3,761,489.42