Finding the Fourth Proportional to 12,755.67, 17,602.59 and 7,090.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,755.67 : 17,602.59 = 7,090.32 : x
2. Step 2: Convert to fraction form
   12,755.67/17,602.59 = 7,090.32/x
3. Step 3: Cross multiply
   12,755.67x = 17,602.59 × 7,090.32
4. Step 4: Simplify right side
   12,755.67x = 124,807,995.93
5. Step 5: Solve for x
   x = 124,807,995.93/12,755.67
6. Step 6: Final answer
   x = 9,784.51