Finding the Fourth Proportional to 10,016.51, 13,820.67 and 7,625.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.51 : 13,820.67 = 7,625.99 : x
2. Step 2: Convert to fraction form
   10,016.51/13,820.67 = 7,625.99/x
3. Step 3: Cross multiply
   10,016.51x = 13,820.67 × 7,625.99
4. Step 4: Simplify right side
   10,016.51x = 105,396,325.76
5. Step 5: Solve for x
   x = 105,396,325.76/10,016.51
6. Step 6: Final answer
   x = 10,522.27