Finding the Fourth Proportional to 84,019.52, 115,876.32 and 50,479.04

Step by Step Solution

1. Step 1: Write the proportion equation
   84,019.52 : 115,876.32 = 50,479.04 : x
2. Step 2: Convert to fraction form
   84,019.52/115,876.32 = 50,479.04/x
3. Step 3: Cross multiply
   84,019.52x = 115,876.32 × 50,479.04
4. Step 4: Simplify right side
   84,019.52x = 5,849,325,392.33
5. Step 5: Solve for x
   x = 5,849,325,392.33/84,019.52
6. Step 6: Final answer
   x = 69,618.65