Finding the Fourth Proportional to 1,605.98, 2,410.06 and 740.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605.98 : 2,410.06 = 740.36 : x
2. Step 2: Convert to fraction form
   1,605.98/2,410.06 = 740.36/x
3. Step 3: Cross multiply
   1,605.98x = 2,410.06 × 740.36
4. Step 4: Simplify right side
   1,605.98x = 1,784,312.02
5. Step 5: Solve for x
   x = 1,784,312.02/1,605.98
6. Step 6: Final answer
   x = 1,111.04