Finding the Third Proportional to 5,256,542 and 7,685,246

Step by Step Solution

1. Step 1: Write the proportion equation
   5,256,542 : 7,685,246 = 7,685,246 : x
2. Step 2: Convert to fraction form
   5,256,542/7,685,246 = 7,685,246/x
3. Step 3: Cross multiply
   5,256,542x = 7,685,246 × 7,685,246
4. Step 4: Simplify right side
   5,256,542x = 59,063,006,080,516
5. Step 5: Solve for x
   x = 59,063,006,080,516/5,256,542
6. Step 6: Final answer
   x = 11,236,095.15