Finding the Fourth Proportional to 3,934.17, 5,900.60 and 1,012.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934.17 : 5,900.60 = 1,012.47 : x
2. Step 2: Convert to fraction form
   3,934.17/5,900.60 = 1,012.47/x
3. Step 3: Cross multiply
   3,934.17x = 5,900.60 × 1,012.47
4. Step 4: Simplify right side
   3,934.17x = 5,974,175.42
5. Step 5: Solve for x
   x = 5,974,175.42/3,934.17
6. Step 6: Final answer
   x = 1,518.54