Finding the Third Proportional to 8,593,908 and 12,428,310

Step by Step Solution

1. Step 1: Write the proportion equation
   8,593,908 : 12,428,310 = 12,428,310 : x
2. Step 2: Convert to fraction form
   8,593,908/12,428,310 = 12,428,310/x
3. Step 3: Cross multiply
   8,593,908x = 12,428,310 × 12,428,310
4. Step 4: Simplify right side
   8,593,908x = 154,462,889,456,100
5. Step 5: Solve for x
   x = 154,462,889,456,100/8,593,908
6. Step 6: Final answer
   x = 17,973,533.05