Finding the Fourth Proportional to 123,364.18, 185,120.08 and 113,325.86

Step by Step Solution

1. Step 1: Write the proportion equation
   123,364.18 : 185,120.08 = 113,325.86 : x
2. Step 2: Convert to fraction form
   123,364.18/185,120.08 = 113,325.86/x
3. Step 3: Cross multiply
   123,364.18x = 185,120.08 × 113,325.86
4. Step 4: Simplify right side
   123,364.18x = 20,978,892,269.27
5. Step 5: Solve for x
   x = 20,978,892,269.27/123,364.18
6. Step 6: Final answer
   x = 170,056.59