Finding the Fourth Proportional to 158,099.59, 237,149.79 and 64,605.34

Step by Step Solution

1. Step 1: Write the proportion equation
   158,099.59 : 237,149.79 = 64,605.34 : x
2. Step 2: Convert to fraction form
   158,099.59/237,149.79 = 64,605.34/x
3. Step 3: Cross multiply
   158,099.59x = 237,149.79 × 64,605.34
4. Step 4: Simplify right side
   158,099.59x = 15,321,142,813.88
5. Step 5: Solve for x
   x = 15,321,142,813.88/158,099.59
6. Step 6: Final answer
   x = 96,908.18