Finding the Fourth Proportional to 158,826.69, 238,189.50 and 52,186.05

Step by Step Solution

1. Step 1: Write the proportion equation
   158,826.69 : 238,189.50 = 52,186.05 : x
2. Step 2: Convert to fraction form
   158,826.69/238,189.50 = 52,186.05/x
3. Step 3: Cross multiply
   158,826.69x = 238,189.50 × 52,186.05
4. Step 4: Simplify right side
   158,826.69x = 12,430,169,156.48
5. Step 5: Solve for x
   x = 12,430,169,156.48/158,826.69
6. Step 6: Final answer
   x = 78,262.47