Finding the Fourth Proportional to 14,105.13, 19,465.68 and 7,817.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105.13 : 19,465.68 = 7,817.50 : x
2. Step 2: Convert to fraction form
   14,105.13/19,465.68 = 7,817.50/x
3. Step 3: Cross multiply
   14,105.13x = 19,465.68 × 7,817.50
4. Step 4: Simplify right side
   14,105.13x = 152,172,953.40
5. Step 5: Solve for x
   x = 152,172,953.40/14,105.13
6. Step 6: Final answer
   x = 10,788.48