Finding the Fourth Proportional to 1,337.68, 1,995.98 and 1,191.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.68 : 1,995.98 = 1,191.52 : x
2. Step 2: Convert to fraction form
   1,337.68/1,995.98 = 1,191.52/x
3. Step 3: Cross multiply
   1,337.68x = 1,995.98 × 1,191.52
4. Step 4: Simplify right side
   1,337.68x = 2,378,250.09
5. Step 5: Solve for x
   x = 2,378,250.09/1,337.68
6. Step 6: Final answer
   x = 1,777.89