Finding the Fourth Proportional to 73,098.61, 109,613.35 and 33,644.05

Step by Step Solution

1. Step 1: Write the proportion equation
   73,098.61 : 109,613.35 = 33,644.05 : x
2. Step 2: Convert to fraction form
   73,098.61/109,613.35 = 33,644.05/x
3. Step 3: Cross multiply
   73,098.61x = 109,613.35 × 33,644.05
4. Step 4: Simplify right side
   73,098.61x = 3,687,837,028.07
5. Step 5: Solve for x
   x = 3,687,837,028.07/73,098.61
6. Step 6: Final answer
   x = 50,450.17