Finding the Third Proportional to 341,153 and 539,809.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,153 : 539,809.50 = 539,809.50 : x
2. Step 2: Convert to fraction form
   341,153/539,809.50 = 539,809.50/x
3. Step 3: Cross multiply
   341,153x = 539,809.50 × 539,809.50
4. Step 4: Simplify right side
   341,153x = 291,394,296,290.25
5. Step 5: Solve for x
   x = 291,394,296,290.25/341,153
6. Step 6: Final answer
   x = 854,145.49