Finding the Third Proportional to 7,902.56 and 17,490.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,902.56 : 17,490.94 = 17,490.94 : x
2. Step 2: Convert to fraction form
   7,902.56/17,490.94 = 17,490.94/x
3. Step 3: Cross multiply
   7,902.56x = 17,490.94 × 17,490.94
4. Step 4: Simplify right side
   7,902.56x = 305,932,894.63
5. Step 5: Solve for x
   x = 305,932,894.63/7,902.56
6. Step 6: Final answer
   x = 38,713.13