Finding the Fourth Proportional to 42,209.68, 58,245.42 and 23,346.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,209.68 : 58,245.42 = 23,346.40 : x
2. Step 2: Convert to fraction form
   42,209.68/58,245.42 = 23,346.40/x
3. Step 3: Cross multiply
   42,209.68x = 58,245.42 × 23,346.40
4. Step 4: Simplify right side
   42,209.68x = 1,359,820,873.49
5. Step 5: Solve for x
   x = 1,359,820,873.49/42,209.68
6. Step 6: Final answer
   x = 32,215.85