Finding the Fourth Proportional to 158,339.72, 237,531.46 and 53,188.76

Step by Step Solution

1. Step 1: Write the proportion equation
   158,339.72 : 237,531.46 = 53,188.76 : x
2. Step 2: Convert to fraction form
   158,339.72/237,531.46 = 53,188.76/x
3. Step 3: Cross multiply
   158,339.72x = 237,531.46 × 53,188.76
4. Step 4: Simplify right side
   158,339.72x = 12,634,003,818.39
5. Step 5: Solve for x
   x = 12,634,003,818.39/158,339.72
6. Step 6: Final answer
   x = 79,790.49