Finding the Third Proportional to 5,490,252 and 7,920,414

Step by Step Solution

1. Step 1: Write the proportion equation
   5,490,252 : 7,920,414 = 7,920,414 : x
2. Step 2: Convert to fraction form
   5,490,252/7,920,414 = 7,920,414/x
3. Step 3: Cross multiply
   5,490,252x = 7,920,414 × 7,920,414
4. Step 4: Simplify right side
   5,490,252x = 62,732,957,931,396
5. Step 5: Solve for x
   x = 62,732,957,931,396/5,490,252
6. Step 6: Final answer
   x = 11,426,243.81