Finding the Fourth Proportional to 1,465.12, 2,019.47 and 904.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.12 : 2,019.47 = 904.37 : x
2. Step 2: Convert to fraction form
   1,465.12/2,019.47 = 904.37/x
3. Step 3: Cross multiply
   1,465.12x = 2,019.47 × 904.37
4. Step 4: Simplify right side
   1,465.12x = 1,826,333.46
5. Step 5: Solve for x
   x = 1,826,333.46/1,465.12
6. Step 6: Final answer
   x = 1,246.54