Finding the Fourth Proportional to 72,662.10, 109,079.55 and 41,097.30

Step by Step Solution

1. Step 1: Write the proportion equation
   72,662.10 : 109,079.55 = 41,097.30 : x
2. Step 2: Convert to fraction form
   72,662.10/109,079.55 = 41,097.30/x
3. Step 3: Cross multiply
   72,662.10x = 109,079.55 × 41,097.30
4. Step 4: Simplify right side
   72,662.10x = 4,482,874,990.22
5. Step 5: Solve for x
   x = 4,482,874,990.22/72,662.10
6. Step 6: Final answer
   x = 61,694.82