Finding the Fourth Proportional to 2,620.02, 3,945.63 and 2,362.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620.02 : 3,945.63 = 2,362.98 : x
2. Step 2: Convert to fraction form
   2,620.02/3,945.63 = 2,362.98/x
3. Step 3: Cross multiply
   2,620.02x = 3,945.63 × 2,362.98
4. Step 4: Simplify right side
   2,620.02x = 9,323,444.78
5. Step 5: Solve for x
   x = 9,323,444.78/2,620.02
6. Step 6: Final answer
   x = 3,558.54