Finding the Third Proportional to 478,630 and 1,044,188

Step by Step Solution

1. Step 1: Write the proportion equation
   478,630 : 1,044,188 = 1,044,188 : x
2. Step 2: Convert to fraction form
   478,630/1,044,188 = 1,044,188/x
3. Step 3: Cross multiply
   478,630x = 1,044,188 × 1,044,188
4. Step 4: Simplify right side
   478,630x = 1,090,328,579,344
5. Step 5: Solve for x
   x = 1,090,328,579,344/478,630
6. Step 6: Final answer
   x = 2,278,019.72