Finding the Third Proportional to 13,618.57 and 29,425.40

Step by Step Solution

1. Step 1: Write the proportion equation
   13,618.57 : 29,425.40 = 29,425.40 : x
2. Step 2: Convert to fraction form
   13,618.57/29,425.40 = 29,425.40/x
3. Step 3: Cross multiply
   13,618.57x = 29,425.40 × 29,425.40
4. Step 4: Simplify right side
   13,618.57x = 865,854,344.40
5. Step 5: Solve for x
   x = 865,854,344.40/13,618.57
6. Step 6: Final answer
   x = 63,578.96