Finding the Fourth Proportional to 35,875.25, 49,521.38 and 30,819.18

Step by Step Solution

1. Step 1: Write the proportion equation
   35,875.25 : 49,521.38 = 30,819.18 : x
2. Step 2: Convert to fraction form
   35,875.25/49,521.38 = 30,819.18/x
3. Step 3: Cross multiply
   35,875.25x = 49,521.38 × 30,819.18
4. Step 4: Simplify right side
   35,875.25x = 1,526,208,169.97
5. Step 5: Solve for x
   x = 1,526,208,169.97/35,875.25
6. Step 6: Final answer
   x = 42,542.10