Finding the Third Proportional to 15,256.50 and 33,090

Step by Step Solution

1. Step 1: Write the proportion equation
   15,256.50 : 33,090 = 33,090 : x
2. Step 2: Convert to fraction form
   15,256.50/33,090 = 33,090/x
3. Step 3: Cross multiply
   15,256.50x = 33,090 × 33,090
4. Step 4: Simplify right side
   15,256.50x = 1,094,948,100
5. Step 5: Solve for x
   x = 1,094,948,100/15,256.50
6. Step 6: Final answer
   x = 71,769.29