Finding the Fourth Proportional to 184,499.80, 276,854.86 and 72,189.08

Step by Step Solution

1. Step 1: Write the proportion equation
   184,499.80 : 276,854.86 = 72,189.08 : x
2. Step 2: Convert to fraction form
   184,499.80/276,854.86 = 72,189.08/x
3. Step 3: Cross multiply
   184,499.80x = 276,854.86 × 72,189.08
4. Step 4: Simplify right side
   184,499.80x = 19,985,897,636.93
5. Step 5: Solve for x
   x = 19,985,897,636.93/184,499.80
6. Step 6: Final answer
   x = 108,324.77