Finding the Third Proportional to 7,342,142 and 15,747,139

Step by Step Solution

1. Step 1: Write the proportion equation
   7,342,142 : 15,747,139 = 15,747,139 : x
2. Step 2: Convert to fraction form
   7,342,142/15,747,139 = 15,747,139/x
3. Step 3: Cross multiply
   7,342,142x = 15,747,139 × 15,747,139
4. Step 4: Simplify right side
   7,342,142x = 247,972,386,685,321
5. Step 5: Solve for x
   x = 247,972,386,685,321/7,342,142
6. Step 6: Final answer
   x = 33,773,847.83