Finding the Fourth Proportional to 50,117.32, 69,160.98 and 28,897.48

Step by Step Solution

1. Step 1: Write the proportion equation
   50,117.32 : 69,160.98 = 28,897.48 : x
2. Step 2: Convert to fraction form
   50,117.32/69,160.98 = 28,897.48/x
3. Step 3: Cross multiply
   50,117.32x = 69,160.98 × 28,897.48
4. Step 4: Simplify right side
   50,117.32x = 1,998,578,036.33
5. Step 5: Solve for x
   x = 1,998,578,036.33/50,117.32
6. Step 6: Final answer
   x = 39,877.99