Finding the Third Proportional to 12,090.75 and 17,123.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,090.75 : 17,123.63 = 17,123.63 : x
2. Step 2: Convert to fraction form
   12,090.75/17,123.63 = 17,123.63/x
3. Step 3: Cross multiply
   12,090.75x = 17,123.63 × 17,123.63
4. Step 4: Simplify right side
   12,090.75x = 293,218,533.14
5. Step 5: Solve for x
   x = 293,218,533.14/12,090.75
6. Step 6: Final answer
   x = 24,251.48