Finding the Third Proportional to 12,882,934 and 28,080,688

Step by Step Solution

1. Step 1: Write the proportion equation
   12,882,934 : 28,080,688 = 28,080,688 : x
2. Step 2: Convert to fraction form
   12,882,934/28,080,688 = 28,080,688/x
3. Step 3: Cross multiply
   12,882,934x = 28,080,688 × 28,080,688
4. Step 4: Simplify right side
   12,882,934x = 788,525,038,553,344
5. Step 5: Solve for x
   x = 788,525,038,553,344/12,882,934
6. Step 6: Final answer
   x = 61,206,945.45