Finding the Fourth Proportional to 2,714.16, 4,068.72 and 981.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,714.16 : 4,068.72 = 981.84 : x
2. Step 2: Convert to fraction form
   2,714.16/4,068.72 = 981.84/x
3. Step 3: Cross multiply
   2,714.16x = 4,068.72 × 981.84
4. Step 4: Simplify right side
   2,714.16x = 3,994,832.04
5. Step 5: Solve for x
   x = 3,994,832.04/2,714.16
6. Step 6: Final answer
   x = 1,471.85