Finding the Fourth Proportional to 42,548.51, 58,797.88 and 31,919.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,548.51 : 58,797.88 = 31,919.69 : x
2. Step 2: Convert to fraction form
   42,548.51/58,797.88 = 31,919.69/x
3. Step 3: Cross multiply
   42,548.51x = 58,797.88 × 31,919.69
4. Step 4: Simplify right side
   42,548.51x = 1,876,810,169.45
5. Step 5: Solve for x
   x = 1,876,810,169.45/42,548.51
6. Step 6: Final answer
   x = 44,109.89