Finding the Fourth Proportional to 1,513.08, 2,088.06 and 849.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.08 : 2,088.06 = 849.87 : x
2. Step 2: Convert to fraction form
   1,513.08/2,088.06 = 849.87/x
3. Step 3: Cross multiply
   1,513.08x = 2,088.06 × 849.87
4. Step 4: Simplify right side
   1,513.08x = 1,774,579.55
5. Step 5: Solve for x
   x = 1,774,579.55/1,513.08
6. Step 6: Final answer
   x = 1,172.83