Finding the Fourth Proportional to 158,411.72, 237,621.23 and 53,231.60

Step by Step Solution

1. Step 1: Write the proportion equation
   158,411.72 : 237,621.23 = 53,231.60 : x
2. Step 2: Convert to fraction form
   158,411.72/237,621.23 = 53,231.60/x
3. Step 3: Cross multiply
   158,411.72x = 237,621.23 × 53,231.60
4. Step 4: Simplify right side
   158,411.72x = 12,648,956,812.60
5. Step 5: Solve for x
   x = 12,648,956,812.60/158,411.72
6. Step 6: Final answer
   x = 79,848.62