Finding the Fourth Proportional to 279,793.52, 386,105.28 and 152,466.56

Step by Step Solution

1. Step 1: Write the proportion equation
   279,793.52 : 386,105.28 = 152,466.56 : x
2. Step 2: Convert to fraction form
   279,793.52/386,105.28 = 152,466.56/x
3. Step 3: Cross multiply
   279,793.52x = 386,105.28 × 152,466.56
4. Step 4: Simplify right side
   279,793.52x = 58,868,143,839.44
5. Step 5: Solve for x
   x = 58,868,143,839.44/279,793.52
6. Step 6: Final answer
   x = 210,398.52