Finding the Fourth Proportional to 2,085.13, 2,877.42 and 1,200.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085.13 : 2,877.42 = 1,200.93 : x
2. Step 2: Convert to fraction form
   2,085.13/2,877.42 = 1,200.93/x
3. Step 3: Cross multiply
   2,085.13x = 2,877.42 × 1,200.93
4. Step 4: Simplify right side
   2,085.13x = 3,455,580.00
5. Step 5: Solve for x
   x = 3,455,580.00/2,085.13
6. Step 6: Final answer
   x = 1,657.25