Finding the Fourth Proportional to 1,619.23, 2,428.06 and 741.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619.23 : 2,428.06 = 741.46 : x
2. Step 2: Convert to fraction form
   1,619.23/2,428.06 = 741.46/x
3. Step 3: Cross multiply
   1,619.23x = 2,428.06 × 741.46
4. Step 4: Simplify right side
   1,619.23x = 1,800,293.52
5. Step 5: Solve for x
   x = 1,800,293.52/1,619.23
6. Step 6: Final answer
   x = 1,111.82