Finding the Third Proportional to 3,715,139 and 7,587,724

Step by Step Solution

1. Step 1: Write the proportion equation
   3,715,139 : 7,587,724 = 7,587,724 : x
2. Step 2: Convert to fraction form
   3,715,139/7,587,724 = 7,587,724/x
3. Step 3: Cross multiply
   3,715,139x = 7,587,724 × 7,587,724
4. Step 4: Simplify right side
   3,715,139x = 57,573,555,500,176
5. Step 5: Solve for x
   x = 57,573,555,500,176/3,715,139
6. Step 6: Final answer
   x = 15,497,012.49