Finding the Fourth Proportional to 17,699.32, 26,553.59 and 6,606.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,699.32 : 26,553.59 = 6,606.10 : x
2. Step 2: Convert to fraction form
   17,699.32/26,553.59 = 6,606.10/x
3. Step 3: Cross multiply
   17,699.32x = 26,553.59 × 6,606.10
4. Step 4: Simplify right side
   17,699.32x = 175,415,505.10
5. Step 5: Solve for x
   x = 175,415,505.10/17,699.32
6. Step 6: Final answer
   x = 9,910.86