Finding the Fourth Proportional to 3,535.63, 5,303.58 and 938.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,535.63 : 5,303.58 = 938.50 : x
2. Step 2: Convert to fraction form
   3,535.63/5,303.58 = 938.50/x
3. Step 3: Cross multiply
   3,535.63x = 5,303.58 × 938.50
4. Step 4: Simplify right side
   3,535.63x = 4,977,409.83
5. Step 5: Solve for x
   x = 4,977,409.83/3,535.63
6. Step 6: Final answer
   x = 1,407.79