Finding the Third Proportional to 18,510.19 and 28,630.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,510.19 : 28,630.69 = 28,630.69 : x
2. Step 2: Convert to fraction form
   18,510.19/28,630.69 = 28,630.69/x
3. Step 3: Cross multiply
   18,510.19x = 28,630.69 × 28,630.69
4. Step 4: Simplify right side
   18,510.19x = 819,716,266.72
5. Step 5: Solve for x
   x = 819,716,266.72/18,510.19
6. Step 6: Final answer
   x = 44,284.60