Finding the Fourth Proportional to 147,949.37, 221,778.71 and 57,926.07

Step by Step Solution

1. Step 1: Write the proportion equation
   147,949.37 : 221,778.71 = 57,926.07 : x
2. Step 2: Convert to fraction form
   147,949.37/221,778.71 = 57,926.07/x
3. Step 3: Cross multiply
   147,949.37x = 221,778.71 × 57,926.07
4. Step 4: Simplify right side
   147,949.37x = 12,846,769,007.56
5. Step 5: Solve for x
   x = 12,846,769,007.56/147,949.37
6. Step 6: Final answer
   x = 86,832.20