Finding the Fourth Proportional to 30,472.30, 45,714.18 and 13,833.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,472.30 : 45,714.18 = 13,833.50 : x
2. Step 2: Convert to fraction form
   30,472.30/45,714.18 = 13,833.50/x
3. Step 3: Cross multiply
   30,472.30x = 45,714.18 × 13,833.50
4. Step 4: Simplify right side
   30,472.30x = 632,387,109.03
5. Step 5: Solve for x
   x = 632,387,109.03/30,472.30
6. Step 6: Final answer
   x = 20,752.85