Finding the Fourth Proportional to 1,663.92, 2,498.18 and 933.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663.92 : 2,498.18 = 933.96 : x
2. Step 2: Convert to fraction form
   1,663.92/2,498.18 = 933.96/x
3. Step 3: Cross multiply
   1,663.92x = 2,498.18 × 933.96
4. Step 4: Simplify right side
   1,663.92x = 2,333,200.19
5. Step 5: Solve for x
   x = 2,333,200.19/1,663.92
6. Step 6: Final answer
   x = 1,402.23