Finding the Fourth Proportional to 3,300.52, 4,557.80 and 2,123.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.52 : 4,557.80 = 2,123.63 : x
2. Step 2: Convert to fraction form
   3,300.52/4,557.80 = 2,123.63/x
3. Step 3: Cross multiply
   3,300.52x = 4,557.80 × 2,123.63
4. Step 4: Simplify right side
   3,300.52x = 9,679,080.81
5. Step 5: Solve for x
   x = 9,679,080.81/3,300.52
6. Step 6: Final answer
   x = 2,932.59