Finding the Third Proportional to 12,793,399 and 18,294,710

Step by Step Solution

1. Step 1: Write the proportion equation
   12,793,399 : 18,294,710 = 18,294,710 : x
2. Step 2: Convert to fraction form
   12,793,399/18,294,710 = 18,294,710/x
3. Step 3: Cross multiply
   12,793,399x = 18,294,710 × 18,294,710
4. Step 4: Simplify right side
   12,793,399x = 334,696,413,984,100
5. Step 5: Solve for x
   x = 334,696,413,984,100/12,793,399
6. Step 6: Final answer
   x = 26,161,648.99