Finding the Fourth Proportional to 184,613.70, 276,906.15 and 72,272.10

Step by Step Solution

1. Step 1: Write the proportion equation
   184,613.70 : 276,906.15 = 72,272.10 : x
2. Step 2: Convert to fraction form
   184,613.70/276,906.15 = 72,272.10/x
3. Step 3: Cross multiply
   184,613.70x = 276,906.15 × 72,272.10
4. Step 4: Simplify right side
   184,613.70x = 20,012,588,963.42
5. Step 5: Solve for x
   x = 20,012,588,963.42/184,613.70
6. Step 6: Final answer
   x = 108,402.51