Finding the Fourth Proportional to 2,415.02, 3,333.38 and 1,420.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415.02 : 3,333.38 = 1,420.62 : x
2. Step 2: Convert to fraction form
   2,415.02/3,333.38 = 1,420.62/x
3. Step 3: Cross multiply
   2,415.02x = 3,333.38 × 1,420.62
4. Step 4: Simplify right side
   2,415.02x = 4,735,466.30
5. Step 5: Solve for x
   x = 4,735,466.30/2,415.02
6. Step 6: Final answer
   x = 1,960.84