Finding the Fourth Proportional to 1,004.63, 1,385.61 and 606.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004.63 : 1,385.61 = 606.27 : x
2. Step 2: Convert to fraction form
   1,004.63/1,385.61 = 606.27/x
3. Step 3: Cross multiply
   1,004.63x = 1,385.61 × 606.27
4. Step 4: Simplify right side
   1,004.63x = 840,053.77
5. Step 5: Solve for x
   x = 840,053.77/1,004.63
6. Step 6: Final answer
   x = 836.19