Finding the Fourth Proportional to 56,993.84, 78,649.89 and 31,843.34

Step by Step Solution

1. Step 1: Write the proportion equation
   56,993.84 : 78,649.89 = 31,843.34 : x
2. Step 2: Convert to fraction form
   56,993.84/78,649.89 = 31,843.34/x
3. Step 3: Cross multiply
   56,993.84x = 78,649.89 × 31,843.34
4. Step 4: Simplify right side
   56,993.84x = 2,504,475,188.23
5. Step 5: Solve for x
   x = 2,504,475,188.23/56,993.84
6. Step 6: Final answer
   x = 43,942.91