Finding the Third Proportional to 1,187,464 and 2,416,400

Step by Step Solution

1. Step 1: Write the proportion equation
   1,187,464 : 2,416,400 = 2,416,400 : x
2. Step 2: Convert to fraction form
   1,187,464/2,416,400 = 2,416,400/x
3. Step 3: Cross multiply
   1,187,464x = 2,416,400 × 2,416,400
4. Step 4: Simplify right side
   1,187,464x = 5,838,988,960,000
5. Step 5: Solve for x
   x = 5,838,988,960,000/1,187,464
6. Step 6: Final answer
   x = 4,917,192.40