Finding the Fourth Proportional to 42,586.76, 58,738.47 and 27,471.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,586.76 : 58,738.47 = 27,471.76 : x
2. Step 2: Convert to fraction form
   42,586.76/58,738.47 = 27,471.76/x
3. Step 3: Cross multiply
   42,586.76x = 58,738.47 × 27,471.76
4. Step 4: Simplify right side
   42,586.76x = 1,613,648,900.74
5. Step 5: Solve for x
   x = 1,613,648,900.74/42,586.76
6. Step 6: Final answer
   x = 37,890.86