Finding the Third Proportional to 12,391,105.50 and 17,418,594

Step by Step Solution

1. Step 1: Write the proportion equation
   12,391,105.50 : 17,418,594 = 17,418,594 : x
2. Step 2: Convert to fraction form
   12,391,105.50/17,418,594 = 17,418,594/x
3. Step 3: Cross multiply
   12,391,105.50x = 17,418,594 × 17,418,594
4. Step 4: Simplify right side
   12,391,105.50x = 303,407,416,936,836
5. Step 5: Solve for x
   x = 303,407,416,936,836/12,391,105.50
6. Step 6: Final answer
   x = 24,485,903.77