Finding the Fourth Proportional to 103,401.55, 144,959 and 103,401.55

Step by Step Solution

1. Step 1: Write the proportion equation
   103,401.55 : 144,959 = 103,401.55 : x
2. Step 2: Convert to fraction form
   103,401.55/144,959 = 103,401.55/x
3. Step 3: Cross multiply
   103,401.55x = 144,959 × 103,401.55
4. Step 4: Simplify right side
   103,401.55x = 14,988,985,286.45
5. Step 5: Solve for x
   x = 14,988,985,286.45/103,401.55
6. Step 6: Final answer
   x = 144,959