Finding the Fourth Proportional to 291,910.73, 402,865.72 and 177,180.37

Step by Step Solution

1. Step 1: Write the proportion equation
   291,910.73 : 402,865.72 = 177,180.37 : x
2. Step 2: Convert to fraction form
   291,910.73/402,865.72 = 177,180.37/x
3. Step 3: Cross multiply
   291,910.73x = 402,865.72 × 177,180.37
4. Step 4: Simplify right side
   291,910.73x = 71,379,897,760.34
5. Step 5: Solve for x
   x = 71,379,897,760.34/291,910.73
6. Step 6: Final answer
   x = 244,526.46