Finding the Fourth Proportional to 272,065, 408,121.02 and 75,073

Step by Step Solution

1. Step 1: Write the proportion equation
   272,065 : 408,121.02 = 75,073 : x
2. Step 2: Convert to fraction form
   272,065/408,121.02 = 75,073/x
3. Step 3: Cross multiply
   272,065x = 408,121.02 × 75,073
4. Step 4: Simplify right side
   272,065x = 30,638,869,334.46
5. Step 5: Solve for x
   x = 30,638,869,334.46/272,065
6. Step 6: Final answer
   x = 112,615.99