Finding the Fourth Proportional to 52,901.89, 72,913.69 and 50,410.53

Step by Step Solution

1. Step 1: Write the proportion equation
   52,901.89 : 72,913.69 = 50,410.53 : x
2. Step 2: Convert to fraction form
   52,901.89/72,913.69 = 50,410.53/x
3. Step 3: Cross multiply
   52,901.89x = 72,913.69 × 50,410.53
4. Step 4: Simplify right side
   52,901.89x = 3,675,617,757.16
5. Step 5: Solve for x
   x = 3,675,617,757.16/52,901.89
6. Step 6: Final answer
   x = 69,479.89