Finding the Fourth Proportional to 16,272.04, 22,459.53 and 9,898.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,272.04 : 22,459.53 = 9,898.69 : x
2. Step 2: Convert to fraction form
   16,272.04/22,459.53 = 9,898.69/x
3. Step 3: Cross multiply
   16,272.04x = 22,459.53 × 9,898.69
4. Step 4: Simplify right side
   16,272.04x = 222,319,925.02
5. Step 5: Solve for x
   x = 222,319,925.02/16,272.04
6. Step 6: Final answer
   x = 13,662.70