Finding the Third Proportional to 214,166.50 and 507,372

Step by Step Solution

1. Step 1: Write the proportion equation
   214,166.50 : 507,372 = 507,372 : x
2. Step 2: Convert to fraction form
   214,166.50/507,372 = 507,372/x
3. Step 3: Cross multiply
   214,166.50x = 507,372 × 507,372
4. Step 4: Simplify right side
   214,166.50x = 257,426,346,384
5. Step 5: Solve for x
   x = 257,426,346,384/214,166.50
6. Step 6: Final answer
   x = 1,201,991.66