Finding the Fourth Proportional to 2,030.13, 2,801.58 and 1,146.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.13 : 2,801.58 = 1,146.12 : x
2. Step 2: Convert to fraction form
   2,030.13/2,801.58 = 1,146.12/x
3. Step 3: Cross multiply
   2,030.13x = 2,801.58 × 1,146.12
4. Step 4: Simplify right side
   2,030.13x = 3,210,946.87
5. Step 5: Solve for x
   x = 3,210,946.87/2,030.13
6. Step 6: Final answer
   x = 1,581.65