Finding the Third Proportional to 522,522 and 807,567.75

Step by Step Solution

1. Step 1: Write the proportion equation
   522,522 : 807,567.75 = 807,567.75 : x
2. Step 2: Convert to fraction form
   522,522/807,567.75 = 807,567.75/x
3. Step 3: Cross multiply
   522,522x = 807,567.75 × 807,567.75
4. Step 4: Simplify right side
   522,522x = 652,165,670,840.06
5. Step 5: Solve for x
   x = 652,165,670,840.06/522,522
6. Step 6: Final answer
   x = 1,248,111.41