Finding the Fourth Proportional to 185,500.37, 278,179.63 and 101,215.49

Step by Step Solution

1. Step 1: Write the proportion equation
   185,500.37 : 278,179.63 = 101,215.49 : x
2. Step 2: Convert to fraction form
   185,500.37/278,179.63 = 101,215.49/x
3. Step 3: Cross multiply
   185,500.37x = 278,179.63 × 101,215.49
4. Step 4: Simplify right side
   185,500.37x = 28,156,086,534.83
5. Step 5: Solve for x
   x = 28,156,086,534.83/185,500.37
6. Step 6: Final answer
   x = 151,784.53