Finding the Fourth Proportional to 42,047.56, 58,025.46 and 23,185

Step by Step Solution

1. Step 1: Write the proportion equation
   42,047.56 : 58,025.46 = 23,185 : x
2. Step 2: Convert to fraction form
   42,047.56/58,025.46 = 23,185/x
3. Step 3: Cross multiply
   42,047.56x = 58,025.46 × 23,185
4. Step 4: Simplify right side
   42,047.56x = 1,345,320,290.10
5. Step 5: Solve for x
   x = 1,345,320,290.10/42,047.56
6. Step 6: Final answer
   x = 31,995.20