Finding the Fourth Proportional to 55,385.83, 83,076.58 and 18,449.83

Step by Step Solution

1. Step 1: Write the proportion equation
   55,385.83 : 83,076.58 = 18,449.83 : x
2. Step 2: Convert to fraction form
   55,385.83/83,076.58 = 18,449.83/x
3. Step 3: Cross multiply
   55,385.83x = 83,076.58 × 18,449.83
4. Step 4: Simplify right side
   55,385.83x = 1,532,748,777.98
5. Step 5: Solve for x
   x = 1,532,748,777.98/55,385.83
6. Step 6: Final answer
   x = 27,674.02