Finding the Third Proportional to 758,748 and 1,587,642

Step by Step Solution

1. Step 1: Write the proportion equation
   758,748 : 1,587,642 = 1,587,642 : x
2. Step 2: Convert to fraction form
   758,748/1,587,642 = 1,587,642/x
3. Step 3: Cross multiply
   758,748x = 1,587,642 × 1,587,642
4. Step 4: Simplify right side
   758,748x = 2,520,607,120,164
5. Step 5: Solve for x
   x = 2,520,607,120,164/758,748
6. Step 6: Final answer
   x = 3,322,060.97