Finding the Fourth Proportional to 114,940.09, 158,527.32 and 78,663.04

Step by Step Solution

1. Step 1: Write the proportion equation
   114,940.09 : 158,527.32 = 78,663.04 : x
2. Step 2: Convert to fraction form
   114,940.09/158,527.32 = 78,663.04/x
3. Step 3: Cross multiply
   114,940.09x = 158,527.32 × 78,663.04
4. Step 4: Simplify right side
   114,940.09x = 12,470,240,914.25
5. Step 5: Solve for x
   x = 12,470,240,914.25/114,940.09
6. Step 6: Final answer
   x = 108,493.40