Finding the Third Proportional to 556,315 and 794,782.50

Step by Step Solution

1. Step 1: Write the proportion equation
   556,315 : 794,782.50 = 794,782.50 : x
2. Step 2: Convert to fraction form
   556,315/794,782.50 = 794,782.50/x
3. Step 3: Cross multiply
   556,315x = 794,782.50 × 794,782.50
4. Step 4: Simplify right side
   556,315x = 631,679,222,306.25
5. Step 5: Solve for x
   x = 631,679,222,306.25/556,315
6. Step 6: Final answer
   x = 1,135,470.41