Finding the Third Proportional to 264,777 and 370,381.50

Step by Step Solution

1. Step 1: Write the proportion equation
   264,777 : 370,381.50 = 370,381.50 : x
2. Step 2: Convert to fraction form
   264,777/370,381.50 = 370,381.50/x
3. Step 3: Cross multiply
   264,777x = 370,381.50 × 370,381.50
4. Step 4: Simplify right side
   264,777x = 137,182,455,542.25
5. Step 5: Solve for x
   x = 137,182,455,542.25/264,777
6. Step 6: Final answer
   x = 518,105.63