Finding the Fourth Proportional to 10,124.87, 13,991.61 and 7,301.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,124.87 : 13,991.61 = 7,301.51 : x
2. Step 2: Convert to fraction form
   10,124.87/13,991.61 = 7,301.51/x
3. Step 3: Cross multiply
   10,124.87x = 13,991.61 × 7,301.51
4. Step 4: Simplify right side
   10,124.87x = 102,159,810.37
5. Step 5: Solve for x
   x = 102,159,810.37/10,124.87
6. Step 6: Final answer
   x = 10,089.99