Finding the Fourth Proportional to 40,661.69, 56,119.05 and 23,430.72

Step by Step Solution

1. Step 1: Write the proportion equation
   40,661.69 : 56,119.05 = 23,430.72 : x
2. Step 2: Convert to fraction form
   40,661.69/56,119.05 = 23,430.72/x
3. Step 3: Cross multiply
   40,661.69x = 56,119.05 × 23,430.72
4. Step 4: Simplify right side
   40,661.69x = 1,314,909,747.22
5. Step 5: Solve for x
   x = 1,314,909,747.22/40,661.69
6. Step 6: Final answer
   x = 32,337.80