Finding the Fourth Proportional to 866.89, 1,196.33 and 670.06

Step by Step Solution

1. Step 1: Write the proportion equation
   866.89 : 1,196.33 = 670.06 : x
2. Step 2: Convert to fraction form
   866.89/1,196.33 = 670.06/x
3. Step 3: Cross multiply
   866.89x = 1,196.33 × 670.06
4. Step 4: Simplify right side
   866.89x = 801,612.88
5. Step 5: Solve for x
   x = 801,612.88/866.89
6. Step 6: Final answer
   x = 924.70