Finding the Fourth Proportional to 49,086.80, 67,742.52 and 28,955.52

Step by Step Solution

1. Step 1: Write the proportion equation
   49,086.80 : 67,742.52 = 28,955.52 : x
2. Step 2: Convert to fraction form
   49,086.80/67,742.52 = 28,955.52/x
3. Step 3: Cross multiply
   49,086.80x = 67,742.52 × 28,955.52
4. Step 4: Simplify right side
   49,086.80x = 1,961,519,892.71
5. Step 5: Solve for x
   x = 1,961,519,892.71/49,086.80
6. Step 6: Final answer
   x = 39,960.23