Finding the Fourth Proportional to 40,051.32, 55,270.62 and 22,146

Step by Step Solution

1. Step 1: Write the proportion equation
   40,051.32 : 55,270.62 = 22,146 : x
2. Step 2: Convert to fraction form
   40,051.32/55,270.62 = 22,146/x
3. Step 3: Cross multiply
   40,051.32x = 55,270.62 × 22,146
4. Step 4: Simplify right side
   40,051.32x = 1,224,023,150.52
5. Step 5: Solve for x
   x = 1,224,023,150.52/40,051.32
6. Step 6: Final answer
   x = 30,561.37