Finding the Fourth Proportional to 269,516.34, 404,334.27 and 79,991.82

Step by Step Solution

1. Step 1: Write the proportion equation
   269,516.34 : 404,334.27 = 79,991.82 : x
2. Step 2: Convert to fraction form
   269,516.34/404,334.27 = 79,991.82/x
3. Step 3: Cross multiply
   269,516.34x = 404,334.27 × 79,991.82
4. Step 4: Simplify right side
   269,516.34x = 32,343,434,145.67
5. Step 5: Solve for x
   x = 32,343,434,145.67/269,516.34
6. Step 6: Final answer
   x = 120,005.47