Finding the Third Proportional to 124,078 and 271,787.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,078 : 271,787.50 = 271,787.50 : x
2. Step 2: Convert to fraction form
   124,078/271,787.50 = 271,787.50/x
3. Step 3: Cross multiply
   124,078x = 271,787.50 × 271,787.50
4. Step 4: Simplify right side
   124,078x = 73,868,445,156.25
5. Step 5: Solve for x
   x = 73,868,445,156.25/124,078
6. Step 6: Final answer
   x = 595,338.78