Finding the Fourth Proportional to 13,276.90, 19,926.69 and 7,041.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,276.90 : 19,926.69 = 7,041.25 : x
2. Step 2: Convert to fraction form
   13,276.90/19,926.69 = 7,041.25/x
3. Step 3: Cross multiply
   13,276.90x = 19,926.69 × 7,041.25
4. Step 4: Simplify right side
   13,276.90x = 140,308,805.96
5. Step 5: Solve for x
   x = 140,308,805.96/13,276.90
6. Step 6: Final answer
   x = 10,567.89