Finding the Third Proportional to 563,704 and 872,468

Step by Step Solution

1. Step 1: Write the proportion equation
   563,704 : 872,468 = 872,468 : x
2. Step 2: Convert to fraction form
   563,704/872,468 = 872,468/x
3. Step 3: Cross multiply
   563,704x = 872,468 × 872,468
4. Step 4: Simplify right side
   563,704x = 761,200,411,024
5. Step 5: Solve for x
   x = 761,200,411,024/563,704
6. Step 6: Final answer
   x = 1,350,354.82