Finding the Third Proportional to 4,091.34 and 9,088.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,091.34 : 9,088.88 = 9,088.88 : x
2. Step 2: Convert to fraction form
   4,091.34/9,088.88 = 9,088.88/x
3. Step 3: Cross multiply
   4,091.34x = 9,088.88 × 9,088.88
4. Step 4: Simplify right side
   4,091.34x = 82,607,648.77
5. Step 5: Solve for x
   x = 82,607,648.77/4,091.34
6. Step 6: Final answer
   x = 20,190.84