Finding the Third Proportional to 15,916.50 and 34,570.55

Step by Step Solution

1. Step 1: Write the proportion equation
   15,916.50 : 34,570.55 = 34,570.55 : x
2. Step 2: Convert to fraction form
   15,916.50/34,570.55 = 34,570.55/x
3. Step 3: Cross multiply
   15,916.50x = 34,570.55 × 34,570.55
4. Step 4: Simplify right side
   15,916.50x = 1,195,122,711.24
5. Step 5: Solve for x
   x = 1,195,122,711.24/15,916.50
6. Step 6: Final answer
   x = 75,087.03