Finding the Fourth Proportional to 2,200.77, 3,036.76 and 1,316.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.77 : 3,036.76 = 1,316.45 : x
2. Step 2: Convert to fraction form
   2,200.77/3,036.76 = 1,316.45/x
3. Step 3: Cross multiply
   2,200.77x = 3,036.76 × 1,316.45
4. Step 4: Simplify right side
   2,200.77x = 3,997,747.00
5. Step 5: Solve for x
   x = 3,997,747.00/2,200.77
6. Step 6: Final answer
   x = 1,816.52