Finding the Fourth Proportional to 3,464.74, 5,196.52 and 998.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,464.74 : 5,196.52 = 998.99 : x
2. Step 2: Convert to fraction form
   3,464.74/5,196.52 = 998.99/x
3. Step 3: Cross multiply
   3,464.74x = 5,196.52 × 998.99
4. Step 4: Simplify right side
   3,464.74x = 5,191,271.51
5. Step 5: Solve for x
   x = 5,191,271.51/3,464.74
6. Step 6: Final answer
   x = 1,498.31