Finding the Fourth Proportional to 12,694.19, 17,518.53 and 7,028.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,694.19 : 17,518.53 = 7,028.93 : x
2. Step 2: Convert to fraction form
   12,694.19/17,518.53 = 7,028.93/x
3. Step 3: Cross multiply
   12,694.19x = 17,518.53 × 7,028.93
4. Step 4: Simplify right side
   12,694.19x = 123,136,531.92
5. Step 5: Solve for x
   x = 123,136,531.92/12,694.19
6. Step 6: Final answer
   x = 9,700.23