Finding the Fourth Proportional to 12,333.36, 18,488.88 and 4,536.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,333.36 : 18,488.88 = 4,536.72 : x
2. Step 2: Convert to fraction form
   12,333.36/18,488.88 = 4,536.72/x
3. Step 3: Cross multiply
   12,333.36x = 18,488.88 × 4,536.72
4. Step 4: Simplify right side
   12,333.36x = 83,878,871.67
5. Step 5: Solve for x
   x = 83,878,871.67/12,333.36
6. Step 6: Final answer
   x = 6,800.97