Finding the Third Proportional to 124,590 and 186,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,590 : 186,847.50 = 186,847.50 : x
2. Step 2: Convert to fraction form
   124,590/186,847.50 = 186,847.50/x
3. Step 3: Cross multiply
   124,590x = 186,847.50 × 186,847.50
4. Step 4: Simplify right side
   124,590x = 34,911,988,256.25
5. Step 5: Solve for x
   x = 34,911,988,256.25/124,590
6. Step 6: Final answer
   x = 280,215.01