Finding the Fourth Proportional to 1,036.98, 1,555.72 and 460.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036.98 : 1,555.72 = 460.02 : x
2. Step 2: Convert to fraction form
   1,036.98/1,555.72 = 460.02/x
3. Step 3: Cross multiply
   1,036.98x = 1,555.72 × 460.02
4. Step 4: Simplify right side
   1,036.98x = 715,662.31
5. Step 5: Solve for x
   x = 715,662.31/1,036.98
6. Step 6: Final answer
   x = 690.14