Finding the Fourth Proportional to 42,215.46, 58,231.95 and 27,875.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,215.46 : 58,231.95 = 27,875.42 : x
2. Step 2: Convert to fraction form
   42,215.46/58,231.95 = 27,875.42/x
3. Step 3: Cross multiply
   42,215.46x = 58,231.95 × 27,875.42
4. Step 4: Simplify right side
   42,215.46x = 1,623,240,063.67
5. Step 5: Solve for x
   x = 1,623,240,063.67/42,215.46
6. Step 6: Final answer
   x = 38,451.32