Finding the Fourth Proportional to 17,521.34, 26,267.27 and 8,156.57

Step by Step Solution

1. Step 1: Write the proportion equation
   17,521.34 : 26,267.27 = 8,156.57 : x
2. Step 2: Convert to fraction form
   17,521.34/26,267.27 = 8,156.57/x
3. Step 3: Cross multiply
   17,521.34x = 26,267.27 × 8,156.57
4. Step 4: Simplify right side
   17,521.34x = 214,250,654.34
5. Step 5: Solve for x
   x = 214,250,654.34/17,521.34
6. Step 6: Final answer
   x = 12,227.99