Finding the Fourth Proportional to 1,714.51, 2,567.62 and 981.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,714.51 : 2,567.62 = 981.86 : x
2. Step 2: Convert to fraction form
   1,714.51/2,567.62 = 981.86/x
3. Step 3: Cross multiply
   1,714.51x = 2,567.62 × 981.86
4. Step 4: Simplify right side
   1,714.51x = 2,521,043.37
5. Step 5: Solve for x
   x = 2,521,043.37/1,714.51
6. Step 6: Final answer
   x = 1,470.42