Finding the Fourth Proportional to 133,410.72, 184,105.36 and 72,982.56

Step by Step Solution

1. Step 1: Write the proportion equation
   133,410.72 : 184,105.36 = 72,982.56 : x
2. Step 2: Convert to fraction form
   133,410.72/184,105.36 = 72,982.56/x
3. Step 3: Cross multiply
   133,410.72x = 184,105.36 × 72,982.56
4. Step 4: Simplify right side
   133,410.72x = 13,436,480,482.52
5. Step 5: Solve for x
   x = 13,436,480,482.52/133,410.72
6. Step 6: Final answer
   x = 100,715.15