Finding the Fourth Proportional to 3,530.00, 5,292.43 and 1,680.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530.00 : 5,292.43 = 1,680.01 : x
2. Step 2: Convert to fraction form
   3,530.00/5,292.43 = 1,680.01/x
3. Step 3: Cross multiply
   3,530.00x = 5,292.43 × 1,680.01
4. Step 4: Simplify right side
   3,530.00x = 8,891,317.89
5. Step 5: Solve for x
   x = 8,891,317.89/3,530.00
6. Step 6: Final answer
   x = 2,518.79