Finding the Fourth Proportional to 12,053.96, 18,066.35 and 5,113.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,053.96 : 18,066.35 = 5,113.88 : x
2. Step 2: Convert to fraction form
   12,053.96/18,066.35 = 5,113.88/x
3. Step 3: Cross multiply
   12,053.96x = 18,066.35 × 5,113.88
4. Step 4: Simplify right side
   12,053.96x = 92,389,030.04
5. Step 5: Solve for x
   x = 92,389,030.04/12,053.96
6. Step 6: Final answer
   x = 7,664.62