Finding the Fourth Proportional to 50,146.24, 69,204.72 and 28,926.40

Step by Step Solution

1. Step 1: Write the proportion equation
   50,146.24 : 69,204.72 = 28,926.40 : x
2. Step 2: Convert to fraction form
   50,146.24/69,204.72 = 28,926.40/x
3. Step 3: Cross multiply
   50,146.24x = 69,204.72 × 28,926.40
4. Step 4: Simplify right side
   50,146.24x = 2,001,843,412.61
5. Step 5: Solve for x
   x = 2,001,843,412.61/50,146.24
6. Step 6: Final answer
   x = 39,920.11