Finding the Fourth Proportional to 12,333.20, 18,507.98 and 4,542.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,333.20 : 18,507.98 = 4,542.01 : x
2. Step 2: Convert to fraction form
   12,333.20/18,507.98 = 4,542.01/x
3. Step 3: Cross multiply
   12,333.20x = 18,507.98 × 4,542.01
4. Step 4: Simplify right side
   12,333.20x = 84,063,395.32
5. Step 5: Solve for x
   x = 84,063,395.32/12,333.20
6. Step 6: Final answer
   x = 6,816.03