Finding the Third Proportional to 2,492,280 and 5,404,464

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492,280 : 5,404,464 = 5,404,464 : x
2. Step 2: Convert to fraction form
   2,492,280/5,404,464 = 5,404,464/x
3. Step 3: Cross multiply
   2,492,280x = 5,404,464 × 5,404,464
4. Step 4: Simplify right side
   2,492,280x = 29,208,231,127,296
5. Step 5: Solve for x
   x = 29,208,231,127,296/2,492,280
6. Step 6: Final answer
   x = 11,719,482.21