Finding the Fourth Proportional to 248,298.72, 371,787.04 and 169,566.72

Step by Step Solution

1. Step 1: Write the proportion equation
   248,298.72 : 371,787.04 = 169,566.72 : x
2. Step 2: Convert to fraction form
   248,298.72/371,787.04 = 169,566.72/x
3. Step 3: Cross multiply
   248,298.72x = 371,787.04 × 169,566.72
4. Step 4: Simplify right side
   248,298.72x = 63,042,708,911.31
5. Step 5: Solve for x
   x = 63,042,708,911.31/248,298.72
6. Step 6: Final answer
   x = 253,898.65