Finding the Third Proportional to 653,380.80 and 1,401,345.25

Step by Step Solution

1. Step 1: Write the proportion equation
   653,380.80 : 1,401,345.25 = 1,401,345.25 : x
2. Step 2: Convert to fraction form
   653,380.80/1,401,345.25 = 1,401,345.25/x
3. Step 3: Cross multiply
   653,380.80x = 1,401,345.25 × 1,401,345.25
4. Step 4: Simplify right side
   653,380.80x = 1,963,768,498,749.69
5. Step 5: Solve for x
   x = 1,963,768,498,749.69/653,380.80
6. Step 6: Final answer
   x = 3,005,549.73