Finding the Fourth Proportional to 1,753.57, 2,419.59 and 1,054.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,753.57 : 2,419.59 = 1,054.99 : x
2. Step 2: Convert to fraction form
   1,753.57/2,419.59 = 1,054.99/x
3. Step 3: Cross multiply
   1,753.57x = 2,419.59 × 1,054.99
4. Step 4: Simplify right side
   1,753.57x = 2,552,643.25
5. Step 5: Solve for x
   x = 2,552,643.25/1,753.57
6. Step 6: Final answer
   x = 1,455.68