Finding the Fourth Proportional to 133,406.34, 184,105.15 and 72,975.60

Step by Step Solution

1. Step 1: Write the proportion equation
   133,406.34 : 184,105.15 = 72,975.60 : x
2. Step 2: Convert to fraction form
   133,406.34/184,105.15 = 72,975.60/x
3. Step 3: Cross multiply
   133,406.34x = 184,105.15 × 72,975.60
4. Step 4: Simplify right side
   133,406.34x = 13,435,183,784.34
5. Step 5: Solve for x
   x = 13,435,183,784.34/133,406.34
6. Step 6: Final answer
   x = 100,708.74