Finding the Third Proportional to 539,594 and 1,165,642

Step by Step Solution

1. Step 1: Write the proportion equation
   539,594 : 1,165,642 = 1,165,642 : x
2. Step 2: Convert to fraction form
   539,594/1,165,642 = 1,165,642/x
3. Step 3: Cross multiply
   539,594x = 1,165,642 × 1,165,642
4. Step 4: Simplify right side
   539,594x = 1,358,721,272,164
5. Step 5: Solve for x
   x = 1,358,721,272,164/539,594
6. Step 6: Final answer
   x = 2,518,043.70