Finding the Fourth Proportional to 17,620.29, 24,319.88 and 13,784.33

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620.29 : 24,319.88 = 13,784.33 : x
2. Step 2: Convert to fraction form
   17,620.29/24,319.88 = 13,784.33/x
3. Step 3: Cross multiply
   17,620.29x = 24,319.88 × 13,784.33
4. Step 4: Simplify right side
   17,620.29x = 335,233,060.96
5. Step 5: Solve for x
   x = 335,233,060.96/17,620.29
6. Step 6: Final answer
   x = 19,025.40