Finding the Fourth Proportional to 1,336.02, 1,844.10 and 776.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.02 : 1,844.10 = 776.62 : x
2. Step 2: Convert to fraction form
   1,336.02/1,844.10 = 776.62/x
3. Step 3: Cross multiply
   1,336.02x = 1,844.10 × 776.62
4. Step 4: Simplify right side
   1,336.02x = 1,432,164.94
5. Step 5: Solve for x
   x = 1,432,164.94/1,336.02
6. Step 6: Final answer
   x = 1,071.96