Finding the Fourth Proportional to 42,601.28, 58,788.45 and 26,694.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,601.28 : 58,788.45 = 26,694.50 : x
2. Step 2: Convert to fraction form
   42,601.28/58,788.45 = 26,694.50/x
3. Step 3: Cross multiply
   42,601.28x = 58,788.45 × 26,694.50
4. Step 4: Simplify right side
   42,601.28x = 1,569,327,984.58
5. Step 5: Solve for x
   x = 1,569,327,984.58/42,601.28
6. Step 6: Final answer
   x = 36,837.58