Finding the Fourth Proportional to 1,444.56, 1,993.00 and 815.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.56 : 1,993.00 = 815.01 : x
2. Step 2: Convert to fraction form
   1,444.56/1,993.00 = 815.01/x
3. Step 3: Cross multiply
   1,444.56x = 1,993.00 × 815.01
4. Step 4: Simplify right side
   1,444.56x = 1,624,312.89
5. Step 5: Solve for x
   x = 1,624,312.89/1,444.56
6. Step 6: Final answer
   x = 1,124.43