Finding the Third Proportional to 17,538,609 and 38,264,406

Step by Step Solution

1. Step 1: Write the proportion equation
   17,538,609 : 38,264,406 = 38,264,406 : x
2. Step 2: Convert to fraction form
   17,538,609/38,264,406 = 38,264,406/x
3. Step 3: Cross multiply
   17,538,609x = 38,264,406 × 38,264,406
4. Step 4: Simplify right side
   17,538,609x = 1,464,164,766,532,836
5. Step 5: Solve for x
   x = 1,464,164,766,532,836/17,538,609
6. Step 6: Final answer
   x = 83,482,376.88