Finding the Fourth Proportional to 2,415.70, 3,333.18 and 1,532.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415.70 : 3,333.18 = 1,532.80 : x
2. Step 2: Convert to fraction form
   2,415.70/3,333.18 = 1,532.80/x
3. Step 3: Cross multiply
   2,415.70x = 3,333.18 × 1,532.80
4. Step 4: Simplify right side
   2,415.70x = 5,109,098.30
5. Step 5: Solve for x
   x = 5,109,098.30/2,415.70
6. Step 6: Final answer
   x = 2,114.96