Finding the Fourth Proportional to 103,553.50, 155,330.28 and 33,443.14

Step by Step Solution

1. Step 1: Write the proportion equation
   103,553.50 : 155,330.28 = 33,443.14 : x
2. Step 2: Convert to fraction form
   103,553.50/155,330.28 = 33,443.14/x
3. Step 3: Cross multiply
   103,553.50x = 155,330.28 × 33,443.14
4. Step 4: Simplify right side
   103,553.50x = 5,194,732,300.28
5. Step 5: Solve for x
   x = 5,194,732,300.28/103,553.50
6. Step 6: Final answer
   x = 50,164.72