Finding the Fourth Proportional to 103,699.72, 155,574.22 and 33,579

Step by Step Solution

1. Step 1: Write the proportion equation
   103,699.72 : 155,574.22 = 33,579 : x
2. Step 2: Convert to fraction form
   103,699.72/155,574.22 = 33,579/x
3. Step 3: Cross multiply
   103,699.72x = 155,574.22 × 33,579
4. Step 4: Simplify right side
   103,699.72x = 5,224,026,733.38
5. Step 5: Solve for x
   x = 5,224,026,733.38/103,699.72
6. Step 6: Final answer
   x = 50,376.48