Finding the Third Proportional to 697,460 and 1,478,628

Step by Step Solution

1. Step 1: Write the proportion equation
   697,460 : 1,478,628 = 1,478,628 : x
2. Step 2: Convert to fraction form
   697,460/1,478,628 = 1,478,628/x
3. Step 3: Cross multiply
   697,460x = 1,478,628 × 1,478,628
4. Step 4: Simplify right side
   697,460x = 2,186,340,762,384
5. Step 5: Solve for x
   x = 2,186,340,762,384/697,460
6. Step 6: Final answer
   x = 3,134,718.50