Finding the Third Proportional to 4,010,492 and 8,660,288

Step by Step Solution

1. Step 1: Write the proportion equation
   4,010,492 : 8,660,288 = 8,660,288 : x
2. Step 2: Convert to fraction form
   4,010,492/8,660,288 = 8,660,288/x
3. Step 3: Cross multiply
   4,010,492x = 8,660,288 × 8,660,288
4. Step 4: Simplify right side
   4,010,492x = 75,000,588,242,944
5. Step 5: Solve for x
   x = 75,000,588,242,944/4,010,492
6. Step 6: Final answer
   x = 18,701,094.09