Finding the Fourth Proportional to 133,498.85, 184,227.74 and 72,245.00

Step by Step Solution

1. Step 1: Write the proportion equation
   133,498.85 : 184,227.74 = 72,245.00 : x
2. Step 2: Convert to fraction form
   133,498.85/184,227.74 = 72,245.00/x
3. Step 3: Cross multiply
   133,498.85x = 184,227.74 × 72,245.00
4. Step 4: Simplify right side
   133,498.85x = 13,309,532,155.16
5. Step 5: Solve for x
   x = 13,309,532,155.16/133,498.85
6. Step 6: Final answer
   x = 99,697.73