Finding the Fourth Proportional to 1,978.81, 2,968.17 and 592.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978.81 : 2,968.17 = 592.15 : x
2. Step 2: Convert to fraction form
   1,978.81/2,968.17 = 592.15/x
3. Step 3: Cross multiply
   1,978.81x = 2,968.17 × 592.15
4. Step 4: Simplify right side
   1,978.81x = 1,757,601.87
5. Step 5: Solve for x
   x = 1,757,601.87/1,978.81
6. Step 6: Final answer
   x = 888.21