Finding the Fourth Proportional to 1,619.07, 2,429.27 and 741.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619.07 : 2,429.27 = 741.99 : x
2. Step 2: Convert to fraction form
   1,619.07/2,429.27 = 741.99/x
3. Step 3: Cross multiply
   1,619.07x = 2,429.27 × 741.99
4. Step 4: Simplify right side
   1,619.07x = 1,802,490.34
5. Step 5: Solve for x
   x = 1,802,490.34/1,619.07
6. Step 6: Final answer
   x = 1,113.29