Finding the Fourth Proportional to 12,957.24, 17,803.52 and 10,300.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,957.24 : 17,803.52 = 10,300.04 : x
2. Step 2: Convert to fraction form
   12,957.24/17,803.52 = 10,300.04/x
3. Step 3: Cross multiply
   12,957.24x = 17,803.52 × 10,300.04
4. Step 4: Simplify right side
   12,957.24x = 183,376,968.14
5. Step 5: Solve for x
   x = 183,376,968.14/12,957.24
6. Step 6: Final answer
   x = 14,152.47