Finding the Fourth Proportional to 2,238.47, 3,357.78 and 1,068.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.47 : 3,357.78 = 1,068.60 : x
2. Step 2: Convert to fraction form
   2,238.47/3,357.78 = 1,068.60/x
3. Step 3: Cross multiply
   2,238.47x = 3,357.78 × 1,068.60
4. Step 4: Simplify right side
   2,238.47x = 3,588,123.71
5. Step 5: Solve for x
   x = 3,588,123.71/2,238.47
6. Step 6: Final answer
   x = 1,602.94