Finding the Fourth Proportional to 23,759.74, 32,788.86 and 13,005.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,759.74 : 32,788.86 = 13,005.55 : x
2. Step 2: Convert to fraction form
   23,759.74/32,788.86 = 13,005.55/x
3. Step 3: Cross multiply
   23,759.74x = 32,788.86 × 13,005.55
4. Step 4: Simplify right side
   23,759.74x = 426,437,158.17
5. Step 5: Solve for x
   x = 426,437,158.17/23,759.74
6. Step 6: Final answer
   x = 17,947.89