Finding the Fourth Proportional to 2,038.15, 2,812.71 and 1,153.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.15 : 2,812.71 = 1,153.93 : x
2. Step 2: Convert to fraction form
   2,038.15/2,812.71 = 1,153.93/x
3. Step 3: Cross multiply
   2,038.15x = 2,812.71 × 1,153.93
4. Step 4: Simplify right side
   2,038.15x = 3,245,670.45
5. Step 5: Solve for x
   x = 3,245,670.45/2,038.15
6. Step 6: Final answer
   x = 1,592.46