Finding the Fourth Proportional to 12,355.41, 17,051.69 and 7,051.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,355.41 : 17,051.69 = 7,051.02 : x
2. Step 2: Convert to fraction form
   12,355.41/17,051.69 = 7,051.02/x
3. Step 3: Cross multiply
   12,355.41x = 17,051.69 × 7,051.02
4. Step 4: Simplify right side
   12,355.41x = 120,231,849.13
5. Step 5: Solve for x
   x = 120,231,849.13/12,355.41
6. Step 6: Final answer
   x = 9,731.11