Finding the Fourth Proportional to 3,377.47, 5,066.01 and 912.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,377.47 : 5,066.01 = 912.10 : x
2. Step 2: Convert to fraction form
   3,377.47/5,066.01 = 912.10/x
3. Step 3: Cross multiply
   3,377.47x = 5,066.01 × 912.10
4. Step 4: Simplify right side
   3,377.47x = 4,620,714.05
5. Step 5: Solve for x
   x = 4,620,714.05/3,377.47
6. Step 6: Final answer
   x = 1,368.10