Finding the Fourth Proportional to 1,736.61, 2,599.61 and 1,404.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736.61 : 2,599.61 = 1,404.45 : x
2. Step 2: Convert to fraction form
   1,736.61/2,599.61 = 1,404.45/x
3. Step 3: Cross multiply
   1,736.61x = 2,599.61 × 1,404.45
4. Step 4: Simplify right side
   1,736.61x = 3,651,015.24
5. Step 5: Solve for x
   x = 3,651,015.24/1,736.61
6. Step 6: Final answer
   x = 2,102.39