Finding the Fourth Proportional to 42,208.72, 58,259.55 and 26,283.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,208.72 : 58,259.55 = 26,283.76 : x
2. Step 2: Convert to fraction form
   42,208.72/58,259.55 = 26,283.76/x
3. Step 3: Cross multiply
   42,208.72x = 58,259.55 × 26,283.76
4. Step 4: Simplify right side
   42,208.72x = 1,531,280,029.91
5. Step 5: Solve for x
   x = 1,531,280,029.91/42,208.72
6. Step 6: Final answer
   x = 36,278.76