Finding the Third Proportional to 387,735 and 568,822.50

Step by Step Solution

1. Step 1: Write the proportion equation
   387,735 : 568,822.50 = 568,822.50 : x
2. Step 2: Convert to fraction form
   387,735/568,822.50 = 568,822.50/x
3. Step 3: Cross multiply
   387,735x = 568,822.50 × 568,822.50
4. Step 4: Simplify right side
   387,735x = 323,559,036,506.25
5. Step 5: Solve for x
   x = 323,559,036,506.25/387,735
6. Step 6: Final answer
   x = 834,484.99