Finding the Fourth Proportional to 1,384.53, 2,074.71 and 1,036.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.53 : 2,074.71 = 1,036.19 : x
2. Step 2: Convert to fraction form
   1,384.53/2,074.71 = 1,036.19/x
3. Step 3: Cross multiply
   1,384.53x = 2,074.71 × 1,036.19
4. Step 4: Simplify right side
   1,384.53x = 2,149,802.83
5. Step 5: Solve for x
   x = 2,149,802.83/1,384.53
6. Step 6: Final answer
   x = 1,552.74