Finding the Fourth Proportional to 13,088.88, 19,632.33 and 5,698.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,088.88 : 19,632.33 = 5,698.62 : x
2. Step 2: Convert to fraction form
   13,088.88/19,632.33 = 5,698.62/x
3. Step 3: Cross multiply
   13,088.88x = 19,632.33 × 5,698.62
4. Step 4: Simplify right side
   13,088.88x = 111,877,188.38
5. Step 5: Solve for x
   x = 111,877,188.38/13,088.88
6. Step 6: Final answer
   x = 8,547.50