Finding the Fourth Proportional to 1,513.10, 2,088.23 and 849.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.10 : 2,088.23 = 849.95 : x
2. Step 2: Convert to fraction form
   1,513.10/2,088.23 = 849.95/x
3. Step 3: Cross multiply
   1,513.10x = 2,088.23 × 849.95
4. Step 4: Simplify right side
   1,513.10x = 1,774,876.40
5. Step 5: Solve for x
   x = 1,774,876.40/1,513.10
6. Step 6: Final answer
   x = 1,173.01