Finding the Fourth Proportional to 158,945.16, 238,398.78 and 52,302.60

Step by Step Solution

1. Step 1: Write the proportion equation
   158,945.16 : 238,398.78 = 52,302.60 : x
2. Step 2: Convert to fraction form
   158,945.16/238,398.78 = 52,302.60/x
3. Step 3: Cross multiply
   158,945.16x = 238,398.78 × 52,302.60
4. Step 4: Simplify right side
   158,945.16x = 12,468,876,030.83
5. Step 5: Solve for x
   x = 12,468,876,030.83/158,945.16
6. Step 6: Final answer
   x = 78,447.66