Finding the Third Proportional to 5,142,427 and 10,710,488

Step by Step Solution

1. Step 1: Write the proportion equation
   5,142,427 : 10,710,488 = 10,710,488 : x
2. Step 2: Convert to fraction form
   5,142,427/10,710,488 = 10,710,488/x
3. Step 3: Cross multiply
   5,142,427x = 10,710,488 × 10,710,488
4. Step 4: Simplify right side
   5,142,427x = 114,714,553,198,144
5. Step 5: Solve for x
   x = 114,714,553,198,144/5,142,427
6. Step 6: Final answer
   x = 22,307,473.34