Finding the Fourth Proportional to 1,978.50, 2,967.51 and 591.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978.50 : 2,967.51 = 591.84 : x
2. Step 2: Convert to fraction form
   1,978.50/2,967.51 = 591.84/x
3. Step 3: Cross multiply
   1,978.50x = 2,967.51 × 591.84
4. Step 4: Simplify right side
   1,978.50x = 1,756,291.12
5. Step 5: Solve for x
   x = 1,756,291.12/1,978.50
6. Step 6: Final answer
   x = 887.69