Finding the Fourth Proportional to 4,333.37, 6,499.31 and 1,213.52

Step by Step Solution

1. Step 1: Write the proportion equation
   4,333.37 : 6,499.31 = 1,213.52 : x
2. Step 2: Convert to fraction form
   4,333.37/6,499.31 = 1,213.52/x
3. Step 3: Cross multiply
   4,333.37x = 6,499.31 × 1,213.52
4. Step 4: Simplify right side
   4,333.37x = 7,887,004.11
5. Step 5: Solve for x
   x = 7,887,004.11/4,333.37
6. Step 6: Final answer
   x = 1,820.06