Finding the Fourth Proportional to 30,892.02, 42,630.90 and 16,744.86

Step by Step Solution

1. Step 1: Write the proportion equation
   30,892.02 : 42,630.90 = 16,744.86 : x
2. Step 2: Convert to fraction form
   30,892.02/42,630.90 = 16,744.86/x
3. Step 3: Cross multiply
   30,892.02x = 42,630.90 × 16,744.86
4. Step 4: Simplify right side
   30,892.02x = 713,848,452.17
5. Step 5: Solve for x
   x = 713,848,452.17/30,892.02
6. Step 6: Final answer
   x = 23,107.86