Finding the Third Proportional to 124,417 and 188,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,417 : 188,929.50 = 188,929.50 : x
2. Step 2: Convert to fraction form
   124,417/188,929.50 = 188,929.50/x
3. Step 3: Cross multiply
   124,417x = 188,929.50 × 188,929.50
4. Step 4: Simplify right side
   124,417x = 35,694,355,970.25
5. Step 5: Solve for x
   x = 35,694,355,970.25/124,417
6. Step 6: Final answer
   x = 286,892.92