Finding the Fourth Proportional to 89,949, 124,140.56 and 52,223.25

Step by Step Solution

1. Step 1: Write the proportion equation
   89,949 : 124,140.56 = 52,223.25 : x
2. Step 2: Convert to fraction form
   89,949/124,140.56 = 52,223.25/x
3. Step 3: Cross multiply
   89,949x = 124,140.56 × 52,223.25
4. Step 4: Simplify right side
   89,949x = 6,483,023,238.90
5. Step 5: Solve for x
   x = 6,483,023,238.90/89,949
6. Step 6: Final answer
   x = 72,074.43