Finding the Fourth Proportional to 1,200.96, 1,799.82 and 875.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.96 : 1,799.82 = 875.88 : x
2. Step 2: Convert to fraction form
   1,200.96/1,799.82 = 875.88/x
3. Step 3: Cross multiply
   1,200.96x = 1,799.82 × 875.88
4. Step 4: Simplify right side
   1,200.96x = 1,576,426.34
5. Step 5: Solve for x
   x = 1,576,426.34/1,200.96
6. Step 6: Final answer
   x = 1,312.64