Finding the Fourth Proportional to 42,719.40, 58,948.56 and 23,856.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,719.40 : 58,948.56 = 23,856.12 : x
2. Step 2: Convert to fraction form
   42,719.40/58,948.56 = 23,856.12/x
3. Step 3: Cross multiply
   42,719.40x = 58,948.56 × 23,856.12
4. Step 4: Simplify right side
   42,719.40x = 1,406,283,921.19
5. Step 5: Solve for x
   x = 1,406,283,921.19/42,719.40
6. Step 6: Final answer
   x = 32,919.09