Finding the Third Proportional to 17,815,020 and 39,034,800

Step by Step Solution

1. Step 1: Write the proportion equation
   17,815,020 : 39,034,800 = 39,034,800 : x
2. Step 2: Convert to fraction form
   17,815,020/39,034,800 = 39,034,800/x
3. Step 3: Cross multiply
   17,815,020x = 39,034,800 × 39,034,800
4. Step 4: Simplify right side
   17,815,020x = 1,523,715,611,040,000
5. Step 5: Solve for x
   x = 1,523,715,611,040,000/17,815,020
6. Step 6: Final answer
   x = 85,529,828.82