Finding the Fourth Proportional to 42,043.56, 58,022.64 and 23,180.64

Step by Step Solution

1. Step 1: Write the proportion equation
   42,043.56 : 58,022.64 = 23,180.64 : x
2. Step 2: Convert to fraction form
   42,043.56/58,022.64 = 23,180.64/x
3. Step 3: Cross multiply
   42,043.56x = 58,022.64 × 23,180.64
4. Step 4: Simplify right side
   42,043.56x = 1,345,001,929.69
5. Step 5: Solve for x
   x = 1,345,001,929.69/42,043.56
6. Step 6: Final answer
   x = 31,990.68