Finding the Fourth Proportional to 1,167.59, 1,611.32 and 670.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167.59 : 1,611.32 = 670.32 : x
2. Step 2: Convert to fraction form
   1,167.59/1,611.32 = 670.32/x
3. Step 3: Cross multiply
   1,167.59x = 1,611.32 × 670.32
4. Step 4: Simplify right side
   1,167.59x = 1,080,100.02
5. Step 5: Solve for x
   x = 1,080,100.02/1,167.59
6. Step 6: Final answer
   x = 925.07