Finding the Third Proportional to 974,748 and 2,173,620

Step by Step Solution

1. Step 1: Write the proportion equation
   974,748 : 2,173,620 = 2,173,620 : x
2. Step 2: Convert to fraction form
   974,748/2,173,620 = 2,173,620/x
3. Step 3: Cross multiply
   974,748x = 2,173,620 × 2,173,620
4. Step 4: Simplify right side
   974,748x = 4,724,623,904,400
5. Step 5: Solve for x
   x = 4,724,623,904,400/974,748
6. Step 6: Final answer
   x = 4,847,020.88