Finding the Fourth Proportional to 57,889.89, 86,678.71 and 37,849.68

Step by Step Solution

1. Step 1: Write the proportion equation
   57,889.89 : 86,678.71 = 37,849.68 : x
2. Step 2: Convert to fraction form
   57,889.89/86,678.71 = 37,849.68/x
3. Step 3: Cross multiply
   57,889.89x = 86,678.71 × 37,849.68
4. Step 4: Simplify right side
   57,889.89x = 3,280,761,341.69
5. Step 5: Solve for x
   x = 3,280,761,341.69/57,889.89
6. Step 6: Final answer
   x = 56,672.44