Finding the Fourth Proportional to 1,068.42, 1,602.86 and 606.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.42 : 1,602.86 = 606.42 : x
2. Step 2: Convert to fraction form
   1,068.42/1,602.86 = 606.42/x
3. Step 3: Cross multiply
   1,068.42x = 1,602.86 × 606.42
4. Step 4: Simplify right side
   1,068.42x = 972,003.33
5. Step 5: Solve for x
   x = 972,003.33/1,068.42
6. Step 6: Final answer
   x = 909.76