Finding the Fourth Proportional to 291,499.96, 436,262.31 and 179,251.27

Step by Step Solution

1. Step 1: Write the proportion equation
   291,499.96 : 436,262.31 = 179,251.27 : x
2. Step 2: Convert to fraction form
   291,499.96/436,262.31 = 179,251.27/x
3. Step 3: Cross multiply
   291,499.96x = 436,262.31 × 179,251.27
4. Step 4: Simplify right side
   291,499.96x = 78,200,573,120.63
5. Step 5: Solve for x
   x = 78,200,573,120.63/291,499.96
6. Step 6: Final answer
   x = 268,269.58