Finding the Fourth Proportional to 40,795.70, 56,297.72 and 22,890.72

Step by Step Solution

1. Step 1: Write the proportion equation
   40,795.70 : 56,297.72 = 22,890.72 : x
2. Step 2: Convert to fraction form
   40,795.70/56,297.72 = 22,890.72/x
3. Step 3: Cross multiply
   40,795.70x = 56,297.72 × 22,890.72
4. Step 4: Simplify right side
   40,795.70x = 1,288,695,345.16
5. Step 5: Solve for x
   x = 1,288,695,345.16/40,795.70
6. Step 6: Final answer
   x = 31,589.00