Finding the Third Proportional to 242,058 and 373,291.50

Step by Step Solution

1. Step 1: Write the proportion equation
   242,058 : 373,291.50 = 373,291.50 : x
2. Step 2: Convert to fraction form
   242,058/373,291.50 = 373,291.50/x
3. Step 3: Cross multiply
   242,058x = 373,291.50 × 373,291.50
4. Step 4: Simplify right side
   242,058x = 139,346,543,972.25
5. Step 5: Solve for x
   x = 139,346,543,972.25/242,058
6. Step 6: Final answer
   x = 575,674.19