Finding the Third Proportional to 17,887,612 and 38,607,620

Step by Step Solution

1. Step 1: Write the proportion equation
   17,887,612 : 38,607,620 = 38,607,620 : x
2. Step 2: Convert to fraction form
   17,887,612/38,607,620 = 38,607,620/x
3. Step 3: Cross multiply
   17,887,612x = 38,607,620 × 38,607,620
4. Step 4: Simplify right side
   17,887,612x = 1,490,548,322,064,400
5. Step 5: Solve for x
   x = 1,490,548,322,064,400/17,887,612
6. Step 6: Final answer
   x = 83,328,524.91