Finding the Fourth Proportional to 3,477.17, 5,216.52 and 1,012.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,477.17 : 5,216.52 = 1,012.09 : x
2. Step 2: Convert to fraction form
   3,477.17/5,216.52 = 1,012.09/x
3. Step 3: Cross multiply
   3,477.17x = 5,216.52 × 1,012.09
4. Step 4: Simplify right side
   3,477.17x = 5,279,587.73
5. Step 5: Solve for x
   x = 5,279,587.73/3,477.17
6. Step 6: Final answer
   x = 1,518.36