Finding the Third Proportional to 500,686.31 and 1,113,319.69

Step by Step Solution

1. Step 1: Write the proportion equation
   500,686.31 : 1,113,319.69 = 1,113,319.69 : x
2. Step 2: Convert to fraction form
   500,686.31/1,113,319.69 = 1,113,319.69/x
3. Step 3: Cross multiply
   500,686.31x = 1,113,319.69 × 1,113,319.69
4. Step 4: Simplify right side
   500,686.31x = 1,239,480,726,575.10
5. Step 5: Solve for x
   x = 1,239,480,726,575.10/500,686.31
6. Step 6: Final answer
   x = 2,475,563.43