Finding the Third Proportional to 5,974.88 and 8,787.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,974.88 : 8,787.94 = 8,787.94 : x
2. Step 2: Convert to fraction form
   5,974.88/8,787.94 = 8,787.94/x
3. Step 3: Cross multiply
   5,974.88x = 8,787.94 × 8,787.94
4. Step 4: Simplify right side
   5,974.88x = 77,227,845.50
5. Step 5: Solve for x
   x = 77,227,845.50/5,974.88
6. Step 6: Final answer
   x = 12,925.43