Finding the Fourth Proportional to 42,227.77, 58,281.42 and 27,123.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,227.77 : 58,281.42 = 27,123.90 : x
2. Step 2: Convert to fraction form
   42,227.77/58,281.42 = 27,123.90/x
3. Step 3: Cross multiply
   42,227.77x = 58,281.42 × 27,123.90
4. Step 4: Simplify right side
   42,227.77x = 1,580,819,407.94
5. Step 5: Solve for x
   x = 1,580,819,407.94/42,227.77
6. Step 6: Final answer
   x = 37,435.54