Finding the Fourth Proportional to 10,973.08, 15,145.14 and 10,087.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,973.08 : 15,145.14 = 10,087.48 : x
2. Step 2: Convert to fraction form
   10,973.08/15,145.14 = 10,087.48/x
3. Step 3: Cross multiply
   10,973.08x = 15,145.14 × 10,087.48
4. Step 4: Simplify right side
   10,973.08x = 152,776,296.85
5. Step 5: Solve for x
   x = 152,776,296.85/10,973.08
6. Step 6: Final answer
   x = 13,922.83