Finding the Fourth Proportional to 10,485.95, 15,731.24 and 3,468.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,485.95 : 15,731.24 = 3,468.15 : x
2. Step 2: Convert to fraction form
   10,485.95/15,731.24 = 3,468.15/x
3. Step 3: Cross multiply
   10,485.95x = 15,731.24 × 3,468.15
4. Step 4: Simplify right side
   10,485.95x = 54,558,282.67
5. Step 5: Solve for x
   x = 54,558,282.67/10,485.95
6. Step 6: Final answer
   x = 5,202.99