Finding the Third Proportional to 341,409 and 527,512.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,409 : 527,512.50 = 527,512.50 : x
2. Step 2: Convert to fraction form
   341,409/527,512.50 = 527,512.50/x
3. Step 3: Cross multiply
   341,409x = 527,512.50 × 527,512.50
4. Step 4: Simplify right side
   341,409x = 278,269,437,656.25
5. Step 5: Solve for x
   x = 278,269,437,656.25/341,409
6. Step 6: Final answer
   x = 815,061.81