Finding the Fourth Proportional to 13,813.69, 19,062.88 and 7,526.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,813.69 : 19,062.88 = 7,526.06 : x
2. Step 2: Convert to fraction form
   13,813.69/19,062.88 = 7,526.06/x
3. Step 3: Cross multiply
   13,813.69x = 19,062.88 × 7,526.06
4. Step 4: Simplify right side
   13,813.69x = 143,468,341.02
5. Step 5: Solve for x
   x = 143,468,341.02/13,813.69
6. Step 6: Final answer
   x = 10,385.96