Finding the Third Proportional to 18,157.50 and 28,042.03

Step by Step Solution

1. Step 1: Write the proportion equation
   18,157.50 : 28,042.03 = 28,042.03 : x
2. Step 2: Convert to fraction form
   18,157.50/28,042.03 = 28,042.03/x
3. Step 3: Cross multiply
   18,157.50x = 28,042.03 × 28,042.03
4. Step 4: Simplify right side
   18,157.50x = 786,355,516.63
5. Step 5: Solve for x
   x = 786,355,516.63/18,157.50
6. Step 6: Final answer
   x = 43,307.48