Finding the Fourth Proportional to 42,171.68, 58,195.32 and 23,308.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,171.68 : 58,195.32 = 23,308.40 : x
2. Step 2: Convert to fraction form
   42,171.68/58,195.32 = 23,308.40/x
3. Step 3: Cross multiply
   42,171.68x = 58,195.32 × 23,308.40
4. Step 4: Simplify right side
   42,171.68x = 1,356,439,796.69
5. Step 5: Solve for x
   x = 1,356,439,796.69/42,171.68
6. Step 6: Final answer
   x = 32,164.71