Finding the Fourth Proportional to 114,478.78, 171,816.99 and 79,443.04

Step by Step Solution

1. Step 1: Write the proportion equation
   114,478.78 : 171,816.99 = 79,443.04 : x
2. Step 2: Convert to fraction form
   114,478.78/171,816.99 = 79,443.04/x
3. Step 3: Cross multiply
   114,478.78x = 171,816.99 × 79,443.04
4. Step 4: Simplify right side
   114,478.78x = 13,649,664,009.25
5. Step 5: Solve for x
   x = 13,649,664,009.25/114,478.78
6. Step 6: Final answer
   x = 119,233.14