Finding the Fourth Proportional to 2,580.00, 3,870.01 and 632.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.00 : 3,870.01 = 632.20 : x
2. Step 2: Convert to fraction form
   2,580.00/3,870.01 = 632.20/x
3. Step 3: Cross multiply
   2,580.00x = 3,870.01 × 632.20
4. Step 4: Simplify right side
   2,580.00x = 2,446,620.32
5. Step 5: Solve for x
   x = 2,446,620.32/2,580.00
6. Step 6: Final answer
   x = 948.30