Finding the Fourth Proportional to 13,014.59, 19,521.71 and 3,153.95

Step by Step Solution

1. Step 1: Write the proportion equation
   13,014.59 : 19,521.71 = 3,153.95 : x
2. Step 2: Convert to fraction form
   13,014.59/19,521.71 = 3,153.95/x
3. Step 3: Cross multiply
   13,014.59x = 19,521.71 × 3,153.95
4. Step 4: Simplify right side
   13,014.59x = 61,570,496.36
5. Step 5: Solve for x
   x = 61,570,496.36/13,014.59
6. Step 6: Final answer
   x = 4,730.88