Finding the Third Proportional to 583,644 and 1,254,468

Step by Step Solution

1. Step 1: Write the proportion equation
   583,644 : 1,254,468 = 1,254,468 : x
2. Step 2: Convert to fraction form
   583,644/1,254,468 = 1,254,468/x
3. Step 3: Cross multiply
   583,644x = 1,254,468 × 1,254,468
4. Step 4: Simplify right side
   583,644x = 1,573,689,963,024
5. Step 5: Solve for x
   x = 1,573,689,963,024/583,644
6. Step 6: Final answer
   x = 2,696,318.24