Finding the Fourth Proportional to 57,250.98, 78,993.81 and 55,363.14

Step by Step Solution

1. Step 1: Write the proportion equation
   57,250.98 : 78,993.81 = 55,363.14 : x
2. Step 2: Convert to fraction form
   57,250.98/78,993.81 = 55,363.14/x
3. Step 3: Cross multiply
   57,250.98x = 78,993.81 × 55,363.14
4. Step 4: Simplify right side
   57,250.98x = 4,373,345,362.16
5. Step 5: Solve for x
   x = 4,373,345,362.16/57,250.98
6. Step 6: Final answer
   x = 76,389.00