Finding the Fourth Proportional to 55,580.34, 76,693.71 and 31,705.59

Step by Step Solution

1. Step 1: Write the proportion equation
   55,580.34 : 76,693.71 = 31,705.59 : x
2. Step 2: Convert to fraction form
   55,580.34/76,693.71 = 31,705.59/x
3. Step 3: Cross multiply
   55,580.34x = 76,693.71 × 31,705.59
4. Step 4: Simplify right side
   55,580.34x = 2,431,619,324.84
5. Step 5: Solve for x
   x = 2,431,619,324.84/55,580.34
6. Step 6: Final answer
   x = 43,749.63