Finding the Third Proportional to 11,088.56 and 15,595.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,088.56 : 15,595.88 = 15,595.88 : x
2. Step 2: Convert to fraction form
   11,088.56/15,595.88 = 15,595.88/x
3. Step 3: Cross multiply
   11,088.56x = 15,595.88 × 15,595.88
4. Step 4: Simplify right side
   11,088.56x = 243,231,317.02
5. Step 5: Solve for x
   x = 243,231,317.02/11,088.56
6. Step 6: Final answer
   x = 21,935.33