Finding the Fourth Proportional to 2,354.32, 3,534.72 and 1,200.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.32 : 3,534.72 = 1,200.88 : x
2. Step 2: Convert to fraction form
   2,354.32/3,534.72 = 1,200.88/x
3. Step 3: Cross multiply
   2,354.32x = 3,534.72 × 1,200.88
4. Step 4: Simplify right side
   2,354.32x = 4,244,774.55
5. Step 5: Solve for x
   x = 4,244,774.55/2,354.32
6. Step 6: Final answer
   x = 1,802.97