Finding the Fourth Proportional to 49,056.79, 67,711.32 and 28,927.07

Step by Step Solution

1. Step 1: Write the proportion equation
   49,056.79 : 67,711.32 = 28,927.07 : x
2. Step 2: Convert to fraction form
   49,056.79/67,711.32 = 28,927.07/x
3. Step 3: Cross multiply
   49,056.79x = 67,711.32 × 28,927.07
4. Step 4: Simplify right side
   49,056.79x = 1,958,690,093.43
5. Step 5: Solve for x
   x = 1,958,690,093.43/49,056.79
6. Step 6: Final answer
   x = 39,926.99