Finding the Third Proportional to 5,658,474 and 8,974,688

Step by Step Solution

1. Step 1: Write the proportion equation
   5,658,474 : 8,974,688 = 8,974,688 : x
2. Step 2: Convert to fraction form
   5,658,474/8,974,688 = 8,974,688/x
3. Step 3: Cross multiply
   5,658,474x = 8,974,688 × 8,974,688
4. Step 4: Simplify right side
   5,658,474x = 80,545,024,697,344
5. Step 5: Solve for x
   x = 80,545,024,697,344/5,658,474
6. Step 6: Final answer
   x = 14,234,407.49