Finding the Fourth Proportional to 267,978.51, 369,828.28 and 177,178.35

Step by Step Solution

1. Step 1: Write the proportion equation
   267,978.51 : 369,828.28 = 177,178.35 : x
2. Step 2: Convert to fraction form
   267,978.51/369,828.28 = 177,178.35/x
3. Step 3: Cross multiply
   267,978.51x = 369,828.28 × 177,178.35
4. Step 4: Simplify right side
   267,978.51x = 65,525,566,042.07
5. Step 5: Solve for x
   x = 65,525,566,042.07/267,978.51
6. Step 6: Final answer
   x = 244,517.99