Finding the Fourth Proportional to 37,596.72, 56,318.42 and 17,815.28

Step by Step Solution

1. Step 1: Write the proportion equation
   37,596.72 : 56,318.42 = 17,815.28 : x
2. Step 2: Convert to fraction form
   37,596.72/56,318.42 = 17,815.28/x
3. Step 3: Cross multiply
   37,596.72x = 56,318.42 × 17,815.28
4. Step 4: Simplify right side
   37,596.72x = 1,003,328,421.46
5. Step 5: Solve for x
   x = 1,003,328,421.46/37,596.72
6. Step 6: Final answer
   x = 26,686.59