Finding the Third Proportional to 846,405 and 1,148,229

Step by Step Solution

1. Step 1: Write the proportion equation
   846,405 : 1,148,229 = 1,148,229 : x
2. Step 2: Convert to fraction form
   846,405/1,148,229 = 1,148,229/x
3. Step 3: Cross multiply
   846,405x = 1,148,229 × 1,148,229
4. Step 4: Simplify right side
   846,405x = 1,318,429,836,441
5. Step 5: Solve for x
   x = 1,318,429,836,441/846,405
6. Step 6: Final answer
   x = 1,557,682.00