Finding the Fourth Proportional to 12,433.47, 17,146.03 and 7,955.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,433.47 : 17,146.03 = 7,955.59 : x
2. Step 2: Convert to fraction form
   12,433.47/17,146.03 = 7,955.59/x
3. Step 3: Cross multiply
   12,433.47x = 17,146.03 × 7,955.59
4. Step 4: Simplify right side
   12,433.47x = 136,406,784.81
5. Step 5: Solve for x
   x = 136,406,784.81/12,433.47
6. Step 6: Final answer
   x = 10,970.93