Finding the Fourth Proportional to 133,570.72, 184,324.31 and 73,143.91

Step by Step Solution

1. Step 1: Write the proportion equation
   133,570.72 : 184,324.31 = 73,143.91 : x
2. Step 2: Convert to fraction form
   133,570.72/184,324.31 = 73,143.91/x
3. Step 3: Cross multiply
   133,570.72x = 184,324.31 × 73,143.91
4. Step 4: Simplify right side
   133,570.72x = 13,482,200,880.43
5. Step 5: Solve for x
   x = 13,482,200,880.43/133,570.72
6. Step 6: Final answer
   x = 100,936.80