Finding the Fourth Proportional to 17,570.72, 26,235.72 and 14,972.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,570.72 : 26,235.72 = 14,972.32 : x
2. Step 2: Convert to fraction form
   17,570.72/26,235.72 = 14,972.32/x
3. Step 3: Cross multiply
   17,570.72x = 26,235.72 × 14,972.32
4. Step 4: Simplify right side
   17,570.72x = 392,809,595.27
5. Step 5: Solve for x
   x = 392,809,595.27/17,570.72
6. Step 6: Final answer
   x = 22,355.92