Finding the Third Proportional to 915,877.13 and 1,401,013.69

Step by Step Solution

1. Step 1: Write the proportion equation
   915,877.13 : 1,401,013.69 = 1,401,013.69 : x
2. Step 2: Convert to fraction form
   915,877.13/1,401,013.69 = 1,401,013.69/x
3. Step 3: Cross multiply
   915,877.13x = 1,401,013.69 × 1,401,013.69
4. Step 4: Simplify right side
   915,877.13x = 1,962,839,352,562.35
5. Step 5: Solve for x
   x = 1,962,839,352,562.35/915,877.13
6. Step 6: Final answer
   x = 2,143,125.21