Finding the Fourth Proportional to 114,586.79, 158,158.83 and 78,302.93

Step by Step Solution

1. Step 1: Write the proportion equation
   114,586.79 : 158,158.83 = 78,302.93 : x
2. Step 2: Convert to fraction form
   114,586.79/158,158.83 = 78,302.93/x
3. Step 3: Cross multiply
   114,586.79x = 158,158.83 × 78,302.93
4. Step 4: Simplify right side
   114,586.79x = 12,384,299,003.58
5. Step 5: Solve for x
   x = 12,384,299,003.58/114,586.79
6. Step 6: Final answer
   x = 108,077.90