Finding the Fourth Proportional to 1,979.31, 2,966.54 and 1,736.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,979.31 : 2,966.54 = 1,736.31 : x
2. Step 2: Convert to fraction form
   1,979.31/2,966.54 = 1,736.31/x
3. Step 3: Cross multiply
   1,979.31x = 2,966.54 × 1,736.31
4. Step 4: Simplify right side
   1,979.31x = 5,150,824.39
5. Step 5: Solve for x
   x = 5,150,824.39/1,979.31
6. Step 6: Final answer
   x = 2,602.33