Finding the Fourth Proportional to 918.01, 1,267.59 and 848.05

Step by Step Solution

1. Step 1: Write the proportion equation
   918.01 : 1,267.59 = 848.05 : x
2. Step 2: Convert to fraction form
   918.01/1,267.59 = 848.05/x
3. Step 3: Cross multiply
   918.01x = 1,267.59 × 848.05
4. Step 4: Simplify right side
   918.01x = 1,074,979.70
5. Step 5: Solve for x
   x = 1,074,979.70/918.01
6. Step 6: Final answer
   x = 1,170.99