Finding the Fourth Proportional to 3,605.00, 4,973.16 and 2,111.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,605.00 : 4,973.16 = 2,111.99 : x
2. Step 2: Convert to fraction form
   3,605.00/4,973.16 = 2,111.99/x
3. Step 3: Cross multiply
   3,605.00x = 4,973.16 × 2,111.99
4. Step 4: Simplify right side
   3,605.00x = 10,503,239.32
5. Step 5: Solve for x
   x = 10,503,239.32/3,605.00
6. Step 6: Final answer
   x = 2,913.52