Finding the Third Proportional to 12,339,684 and 26,573,688

Step by Step Solution

1. Step 1: Write the proportion equation
   12,339,684 : 26,573,688 = 26,573,688 : x
2. Step 2: Convert to fraction form
   12,339,684/26,573,688 = 26,573,688/x
3. Step 3: Cross multiply
   12,339,684x = 26,573,688 × 26,573,688
4. Step 4: Simplify right side
   12,339,684x = 706,160,893,921,344
5. Step 5: Solve for x
   x = 706,160,893,921,344/12,339,684
6. Step 6: Final answer
   x = 57,226,821.52