Finding the Third Proportional to 123,141 and 265,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,141 : 265,929.50 = 265,929.50 : x
2. Step 2: Convert to fraction form
   123,141/265,929.50 = 265,929.50/x
3. Step 3: Cross multiply
   123,141x = 265,929.50 × 265,929.50
4. Step 4: Simplify right side
   123,141x = 70,718,498,970.25
5. Step 5: Solve for x
   x = 70,718,498,970.25/123,141
6. Step 6: Final answer
   x = 574,288.82