Finding the Fourth Proportional to 17,705.30, 26,551.83 and 7,851.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,705.30 : 26,551.83 = 7,851.47 : x
2. Step 2: Convert to fraction form
   17,705.30/26,551.83 = 7,851.47/x
3. Step 3: Cross multiply
   17,705.30x = 26,551.83 × 7,851.47
4. Step 4: Simplify right side
   17,705.30x = 208,470,896.69
5. Step 5: Solve for x
   x = 208,470,896.69/17,705.30
6. Step 6: Final answer
   x = 11,774.49