Finding the Third Proportional to 503,442 and 762,474.94

Step by Step Solution

1. Step 1: Write the proportion equation
   503,442 : 762,474.94 = 762,474.94 : x
2. Step 2: Convert to fraction form
   503,442/762,474.94 = 762,474.94/x
3. Step 3: Cross multiply
   503,442x = 762,474.94 × 762,474.94
4. Step 4: Simplify right side
   503,442x = 581,368,030,315.63
5. Step 5: Solve for x
   x = 581,368,030,315.63/503,442
6. Step 6: Final answer
   x = 1,154,786.51