Finding the Fourth Proportional to 1,068.41, 1,602.89 and 849.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.41 : 1,602.89 = 849.86 : x
2. Step 2: Convert to fraction form
   1,068.41/1,602.89 = 849.86/x
3. Step 3: Cross multiply
   1,068.41x = 1,602.89 × 849.86
4. Step 4: Simplify right side
   1,068.41x = 1,362,232.10
5. Step 5: Solve for x
   x = 1,362,232.10/1,068.41
6. Step 6: Final answer
   x = 1,275.01