Finding the Third Proportional to 235,111.50 and 522,711

Step by Step Solution

1. Step 1: Write the proportion equation
   235,111.50 : 522,711 = 522,711 : x
2. Step 2: Convert to fraction form
   235,111.50/522,711 = 522,711/x
3. Step 3: Cross multiply
   235,111.50x = 522,711 × 522,711
4. Step 4: Simplify right side
   235,111.50x = 273,226,789,521
5. Step 5: Solve for x
   x = 273,226,789,521/235,111.50
6. Step 6: Final answer
   x = 1,162,115.80