Finding the Third Proportional to 534,447 and 1,113,123

Step by Step Solution

1. Step 1: Write the proportion equation
   534,447 : 1,113,123 = 1,113,123 : x
2. Step 2: Convert to fraction form
   534,447/1,113,123 = 1,113,123/x
3. Step 3: Cross multiply
   534,447x = 1,113,123 × 1,113,123
4. Step 4: Simplify right side
   534,447x = 1,239,042,813,129
5. Step 5: Solve for x
   x = 1,239,042,813,129/534,447
6. Step 6: Final answer
   x = 2,318,364.24