Finding the Fourth Proportional to 50,153.40, 69,219.06 and 28,928.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,153.40 : 69,219.06 = 28,928.52 : x
2. Step 2: Convert to fraction form
   50,153.40/69,219.06 = 28,928.52/x
3. Step 3: Cross multiply
   50,153.40x = 69,219.06 × 28,928.52
4. Step 4: Simplify right side
   50,153.40x = 2,002,404,961.59
5. Step 5: Solve for x
   x = 2,002,404,961.59/50,153.40
6. Step 6: Final answer
   x = 39,925.61