Finding the Fourth Proportional to 6,231, 8,598.78 and 3,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,231 : 8,598.78 = 3,436.50 : x
2. Step 2: Convert to fraction form
   6,231/8,598.78 = 3,436.50/x
3. Step 3: Cross multiply
   6,231x = 8,598.78 × 3,436.50
4. Step 4: Simplify right side
   6,231x = 29,549,707.47
5. Step 5: Solve for x
   x = 29,549,707.47/6,231
6. Step 6: Final answer
   x = 4,742.37