Finding the Fourth Proportional to 72,598.83, 108,844.58 and 30,491.39

Step by Step Solution

1. Step 1: Write the proportion equation
   72,598.83 : 108,844.58 = 30,491.39 : x
2. Step 2: Convert to fraction form
   72,598.83/108,844.58 = 30,491.39/x
3. Step 3: Cross multiply
   72,598.83x = 108,844.58 × 30,491.39
4. Step 4: Simplify right side
   72,598.83x = 3,318,821,841.49
5. Step 5: Solve for x
   x = 3,318,821,841.49/72,598.83
6. Step 6: Final answer
   x = 45,714.54