Finding the Fourth Proportional to 55,901.25, 77,144.73 and 30,408.18

Step by Step Solution

1. Step 1: Write the proportion equation
   55,901.25 : 77,144.73 = 30,408.18 : x
2. Step 2: Convert to fraction form
   55,901.25/77,144.73 = 30,408.18/x
3. Step 3: Cross multiply
   55,901.25x = 77,144.73 × 30,408.18
4. Step 4: Simplify right side
   55,901.25x = 2,345,830,835.89
5. Step 5: Solve for x
   x = 2,345,830,835.89/55,901.25
6. Step 6: Final answer
   x = 41,963.84