Finding the Fourth Proportional to 10,983.58, 15,153.51 and 7,625.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,983.58 : 15,153.51 = 7,625.50 : x
2. Step 2: Convert to fraction form
   10,983.58/15,153.51 = 7,625.50/x
3. Step 3: Cross multiply
   10,983.58x = 15,153.51 × 7,625.50
4. Step 4: Simplify right side
   10,983.58x = 115,553,090.51
5. Step 5: Solve for x
   x = 115,553,090.51/10,983.58
6. Step 6: Final answer
   x = 10,520.53