Finding the Fourth Proportional to 13,813.62, 19,062.81 and 7,526.00

Step by Step Solution

1. Step 1: Write the proportion equation
   13,813.62 : 19,062.81 = 7,526.00 : x
2. Step 2: Convert to fraction form
   13,813.62/19,062.81 = 7,526.00/x
3. Step 3: Cross multiply
   13,813.62x = 19,062.81 × 7,526.00
4. Step 4: Simplify right side
   13,813.62x = 143,466,612.75
5. Step 5: Solve for x
   x = 143,466,612.75/13,813.62
6. Step 6: Final answer
   x = 10,385.88