Finding the Fourth Proportional to 42,572.28, 58,751.57 and 23,709.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,572.28 : 58,751.57 = 23,709.40 : x
2. Step 2: Convert to fraction form
   42,572.28/58,751.57 = 23,709.40/x
3. Step 3: Cross multiply
   42,572.28x = 58,751.57 × 23,709.40
4. Step 4: Simplify right side
   42,572.28x = 1,392,964,502.09
5. Step 5: Solve for x
   x = 1,392,964,502.09/42,572.28
6. Step 6: Final answer
   x = 32,719.99