Finding the Fourth Proportional to 2,127.32, 3,188.71 and 1,030.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.32 : 3,188.71 = 1,030.17 : x
2. Step 2: Convert to fraction form
   2,127.32/3,188.71 = 1,030.17/x
3. Step 3: Cross multiply
   2,127.32x = 3,188.71 × 1,030.17
4. Step 4: Simplify right side
   2,127.32x = 3,284,913.38
5. Step 5: Solve for x
   x = 3,284,913.38/2,127.32
6. Step 6: Final answer
   x = 1,544.16