Finding the Fourth Proportional to 40,667.18, 56,120.69 and 22,762.19

Step by Step Solution

1. Step 1: Write the proportion equation
   40,667.18 : 56,120.69 = 22,762.19 : x
2. Step 2: Convert to fraction form
   40,667.18/56,120.69 = 22,762.19/x
3. Step 3: Cross multiply
   40,667.18x = 56,120.69 × 22,762.19
4. Step 4: Simplify right side
   40,667.18x = 1,277,429,585.01
5. Step 5: Solve for x
   x = 1,277,429,585.01/40,667.18
6. Step 6: Final answer
   x = 31,411.80