Finding the Fourth Proportional to 1,994.00, 2,748.13 and 1,622.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994.00 : 2,748.13 = 1,622.21 : x
2. Step 2: Convert to fraction form
   1,994.00/2,748.13 = 1,622.21/x
3. Step 3: Cross multiply
   1,994.00x = 2,748.13 × 1,622.21
4. Step 4: Simplify right side
   1,994.00x = 4,458,026.17
5. Step 5: Solve for x
   x = 4,458,026.17/1,994.00
6. Step 6: Final answer
   x = 2,235.73