Finding the Fourth Proportional to 93,868.89, 140,761.24 and 55,936.05

Step by Step Solution

1. Step 1: Write the proportion equation
   93,868.89 : 140,761.24 = 55,936.05 : x
2. Step 2: Convert to fraction form
   93,868.89/140,761.24 = 55,936.05/x
3. Step 3: Cross multiply
   93,868.89x = 140,761.24 × 55,936.05
4. Step 4: Simplify right side
   93,868.89x = 7,873,627,758.70
5. Step 5: Solve for x
   x = 7,873,627,758.70/93,868.89
6. Step 6: Final answer
   x = 83,878.99