Finding the Third Proportional to 869,007.66 and 1,272,401.16

Step by Step Solution

1. Step 1: Write the proportion equation
   869,007.66 : 1,272,401.16 = 1,272,401.16 : x
2. Step 2: Convert to fraction form
   869,007.66/1,272,401.16 = 1,272,401.16/x
3. Step 3: Cross multiply
   869,007.66x = 1,272,401.16 × 1,272,401.16
4. Step 4: Simplify right side
   869,007.66x = 1,619,004,702,426.34
5. Step 5: Solve for x
   x = 1,619,004,702,426.34/869,007.66
6. Step 6: Final answer
   x = 1,863,049.99