Finding the Fourth Proportional to 72,482.81, 108,698.16 and 25,085.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,482.81 : 108,698.16 = 25,085.04 : x
2. Step 2: Convert to fraction form
   72,482.81/108,698.16 = 25,085.04/x
3. Step 3: Cross multiply
   72,482.81x = 108,698.16 × 25,085.04
4. Step 4: Simplify right side
   72,482.81x = 2,726,697,918.85
5. Step 5: Solve for x
   x = 2,726,697,918.85/72,482.81
6. Step 6: Final answer
   x = 37,618.55