Finding the Fourth Proportional to 2,623.95, 3,620.91 and 1,445.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,623.95 : 3,620.91 = 1,445.00 : x
2. Step 2: Convert to fraction form
   2,623.95/3,620.91 = 1,445.00/x
3. Step 3: Cross multiply
   2,623.95x = 3,620.91 × 1,445.00
4. Step 4: Simplify right side
   2,623.95x = 5,232,196.85
5. Step 5: Solve for x
   x = 5,232,196.85/2,623.95
6. Step 6: Final answer
   x = 1,994.02