Finding the Fourth Proportional to 16,116.04, 22,236.96 and 9,402.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.04 : 22,236.96 = 9,402.76 : x
2. Step 2: Convert to fraction form
   16,116.04/22,236.96 = 9,402.76/x
3. Step 3: Cross multiply
   16,116.04x = 22,236.96 × 9,402.76
4. Step 4: Simplify right side
   16,116.04x = 209,088,798.01
5. Step 5: Solve for x
   x = 209,088,798.01/16,116.04
6. Step 6: Final answer
   x = 12,973.96