Finding the Fourth Proportional to 2,053.05, 3,078.86 and 591.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.05 : 3,078.86 = 591.81 : x
2. Step 2: Convert to fraction form
   2,053.05/3,078.86 = 591.81/x
3. Step 3: Cross multiply
   2,053.05x = 3,078.86 × 591.81
4. Step 4: Simplify right side
   2,053.05x = 1,822,097.18
5. Step 5: Solve for x
   x = 1,822,097.18/2,053.05
6. Step 6: Final answer
   x = 887.51