Finding the Fourth Proportional to 1,859.08, 2,564.88 and 1,196.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,859.08 : 2,564.88 = 1,196.32 : x
2. Step 2: Convert to fraction form
   1,859.08/2,564.88 = 1,196.32/x
3. Step 3: Cross multiply
   1,859.08x = 2,564.88 × 1,196.32
4. Step 4: Simplify right side
   1,859.08x = 3,068,417.24
5. Step 5: Solve for x
   x = 3,068,417.24/1,859.08
6. Step 6: Final answer
   x = 1,650.50