Finding the Third Proportional to 333,051.75 and 507,870

Step by Step Solution

1. Step 1: Write the proportion equation
   333,051.75 : 507,870 = 507,870 : x
2. Step 2: Convert to fraction form
   333,051.75/507,870 = 507,870/x
3. Step 3: Cross multiply
   333,051.75x = 507,870 × 507,870
4. Step 4: Simplify right side
   333,051.75x = 257,931,936,900
5. Step 5: Solve for x
   x = 257,931,936,900/333,051.75
6. Step 6: Final answer
   x = 774,450.03