Finding the Fourth Proportional to 2,320.04, 3,200.01 and 1,535.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,320.04 : 3,200.01 = 1,535.15 : x
2. Step 2: Convert to fraction form
   2,320.04/3,200.01 = 1,535.15/x
3. Step 3: Cross multiply
   2,320.04x = 3,200.01 × 1,535.15
4. Step 4: Simplify right side
   2,320.04x = 4,912,497.59
5. Step 5: Solve for x
   x = 4,912,497.59/2,320.04
6. Step 6: Final answer
   x = 2,117.42