Finding the Fourth Proportional to 12,637.03, 17,443.52 and 7,602.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,637.03 : 17,443.52 = 7,602.79 : x
2. Step 2: Convert to fraction form
   12,637.03/17,443.52 = 7,602.79/x
3. Step 3: Cross multiply
   12,637.03x = 17,443.52 × 7,602.79
4. Step 4: Simplify right side
   12,637.03x = 132,619,419.42
5. Step 5: Solve for x
   x = 132,619,419.42/12,637.03
6. Step 6: Final answer
   x = 10,494.51