Finding the Fourth Proportional to 20,112.84, 27,779.94 and 17,588.52

Step by Step Solution

1. Step 1: Write the proportion equation
   20,112.84 : 27,779.94 = 17,588.52 : x
2. Step 2: Convert to fraction form
   20,112.84/27,779.94 = 17,588.52/x
3. Step 3: Cross multiply
   20,112.84x = 27,779.94 × 17,588.52
4. Step 4: Simplify right side
   20,112.84x = 488,608,030.29
5. Step 5: Solve for x
   x = 488,608,030.29/20,112.84
6. Step 6: Final answer
   x = 24,293.34