Finding the Third Proportional to 17,728,184 and 38,819,393

Step by Step Solution

1. Step 1: Write the proportion equation
   17,728,184 : 38,819,393 = 38,819,393 : x
2. Step 2: Convert to fraction form
   17,728,184/38,819,393 = 38,819,393/x
3. Step 3: Cross multiply
   17,728,184x = 38,819,393 × 38,819,393
4. Step 4: Simplify right side
   17,728,184x = 1,506,945,272,888,449
5. Step 5: Solve for x
   x = 1,506,945,272,888,449/17,728,184
6. Step 6: Final answer
   x = 85,002,799.66