Finding the Fourth Proportional to 31,187.34, 43,068.81 and 26,684.73

Step by Step Solution

1. Step 1: Write the proportion equation
   31,187.34 : 43,068.81 = 26,684.73 : x
2. Step 2: Convert to fraction form
   31,187.34/43,068.81 = 26,684.73/x
3. Step 3: Cross multiply
   31,187.34x = 43,068.81 × 26,684.73
4. Step 4: Simplify right side
   31,187.34x = 1,149,279,566.27
5. Step 5: Solve for x
   x = 1,149,279,566.27/31,187.34
6. Step 6: Final answer
   x = 36,850.84