Finding the Third Proportional to 17,897,488 and 38,780,960

Step by Step Solution

1. Step 1: Write the proportion equation
   17,897,488 : 38,780,960 = 38,780,960 : x
2. Step 2: Convert to fraction form
   17,897,488/38,780,960 = 38,780,960/x
3. Step 3: Cross multiply
   17,897,488x = 38,780,960 × 38,780,960
4. Step 4: Simplify right side
   17,897,488x = 1,503,962,858,521,600
5. Step 5: Solve for x
   x = 1,503,962,858,521,600/17,897,488
6. Step 6: Final answer
   x = 84,032,064.08