Finding the Fourth Proportional to 18,111.06, 24,994.46 and 10,153.80

Step by Step Solution

1. Step 1: Write the proportion equation
   18,111.06 : 24,994.46 = 10,153.80 : x
2. Step 2: Convert to fraction form
   18,111.06/24,994.46 = 10,153.80/x
3. Step 3: Cross multiply
   18,111.06x = 24,994.46 × 10,153.80
4. Step 4: Simplify right side
   18,111.06x = 253,788,773.33
5. Step 5: Solve for x
   x = 253,788,773.33/18,111.06
6. Step 6: Final answer
   x = 14,012.92