Finding the Fourth Proportional to 30,492.72, 42,077.07 and 17,062.11

Step by Step Solution

1. Step 1: Write the proportion equation
   30,492.72 : 42,077.07 = 17,062.11 : x
2. Step 2: Convert to fraction form
   30,492.72/42,077.07 = 17,062.11/x
3. Step 3: Cross multiply
   30,492.72x = 42,077.07 × 17,062.11
4. Step 4: Simplify right side
   30,492.72x = 717,923,596.82
5. Step 5: Solve for x
   x = 717,923,596.82/30,492.72
6. Step 6: Final answer
   x = 23,544.10