Finding the Third Proportional to 12,215,112.33 and 25,434,989.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,215,112.33 : 25,434,989.02 = 25,434,989.02 : x
2. Step 2: Convert to fraction form
   12,215,112.33/25,434,989.02 = 25,434,989.02/x
3. Step 3: Cross multiply
   12,215,112.33x = 25,434,989.02 × 25,434,989.02
4. Step 4: Simplify right side
   12,215,112.33x = 646,938,666,224,964.38
5. Step 5: Solve for x
   x = 646,938,666,224,964.38/12,215,112.33
6. Step 6: Final answer
   x = 52,962,154.49