Finding the Fourth Proportional to 10,419.25, 14,377.29 and 8,300.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,419.25 : 14,377.29 = 8,300.18 : x
2. Step 2: Convert to fraction form
   10,419.25/14,377.29 = 8,300.18/x
3. Step 3: Cross multiply
   10,419.25x = 14,377.29 × 8,300.18
4. Step 4: Simplify right side
   10,419.25x = 119,334,094.91
5. Step 5: Solve for x
   x = 119,334,094.91/10,419.25
6. Step 6: Final answer
   x = 11,453.23