Finding the Third Proportional to 974,965 and 2,173,978

Step by Step Solution

1. Step 1: Write the proportion equation
   974,965 : 2,173,978 = 2,173,978 : x
2. Step 2: Convert to fraction form
   974,965/2,173,978 = 2,173,978/x
3. Step 3: Cross multiply
   974,965x = 2,173,978 × 2,173,978
4. Step 4: Simplify right side
   974,965x = 4,726,180,344,484
5. Step 5: Solve for x
   x = 4,726,180,344,484/974,965
6. Step 6: Final answer
   x = 4,847,538.47