Finding the Third Proportional to 12,851,768 and 17,133,780

Step by Step Solution

1. Step 1: Write the proportion equation
   12,851,768 : 17,133,780 = 17,133,780 : x
2. Step 2: Convert to fraction form
   12,851,768/17,133,780 = 17,133,780/x
3. Step 3: Cross multiply
   12,851,768x = 17,133,780 × 17,133,780
4. Step 4: Simplify right side
   12,851,768x = 293,566,417,088,400
5. Step 5: Solve for x
   x = 293,566,417,088,400/12,851,768
6. Step 6: Final answer
   x = 22,842,492.73