Finding the Fourth Proportional to 1,719.86, 2,373.39 and 933.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,719.86 : 2,373.39 = 933.89 : x
2. Step 2: Convert to fraction form
   1,719.86/2,373.39 = 933.89/x
3. Step 3: Cross multiply
   1,719.86x = 2,373.39 × 933.89
4. Step 4: Simplify right side
   1,719.86x = 2,216,473.32
5. Step 5: Solve for x
   x = 2,216,473.32/1,719.86
6. Step 6: Final answer
   x = 1,288.76