Finding the Fourth Proportional to 1,345.69, 2,016.46 and 906.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345.69 : 2,016.46 = 906.00 : x
2. Step 2: Convert to fraction form
   1,345.69/2,016.46 = 906.00/x
3. Step 3: Cross multiply
   1,345.69x = 2,016.46 × 906.00
4. Step 4: Simplify right side
   1,345.69x = 1,826,898.15
5. Step 5: Solve for x
   x = 1,826,898.15/1,345.69
6. Step 6: Final answer
   x = 1,357.59