Finding the Fourth Proportional to 30,892.86, 42,632.10 and 16,745.76

Step by Step Solution

1. Step 1: Write the proportion equation
   30,892.86 : 42,632.10 = 16,745.76 : x
2. Step 2: Convert to fraction form
   30,892.86/42,632.10 = 16,745.76/x
3. Step 3: Cross multiply
   30,892.86x = 42,632.10 × 16,745.76
4. Step 4: Simplify right side
   30,892.86x = 713,906,914.90
5. Step 5: Solve for x
   x = 713,906,914.90/30,892.86
6. Step 6: Final answer
   x = 23,109.12