Finding the Fourth Proportional to 10,089.51, 13,922.73 and 5,613

Step by Step Solution

1. Step 1: Write the proportion equation
   10,089.51 : 13,922.73 = 5,613 : x
2. Step 2: Convert to fraction form
   10,089.51/13,922.73 = 5,613/x
3. Step 3: Cross multiply
   10,089.51x = 13,922.73 × 5,613
4. Step 4: Simplify right side
   10,089.51x = 78,148,283.49
5. Step 5: Solve for x
   x = 78,148,283.49/10,089.51
6. Step 6: Final answer
   x = 7,745.50