Finding the Fourth Proportional to 12,677.25, 17,495.42 and 7,088.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,677.25 : 17,495.42 = 7,088.25 : x
2. Step 2: Convert to fraction form
   12,677.25/17,495.42 = 7,088.25/x
3. Step 3: Cross multiply
   12,677.25x = 17,495.42 × 7,088.25
4. Step 4: Simplify right side
   12,677.25x = 124,011,875.37
5. Step 5: Solve for x
   x = 124,011,875.37/12,677.25
6. Step 6: Final answer
   x = 9,782.24