Finding the Third Proportional to 561,154 and 756,051

Step by Step Solution

1. Step 1: Write the proportion equation
   561,154 : 756,051 = 756,051 : x
2. Step 2: Convert to fraction form
   561,154/756,051 = 756,051/x
3. Step 3: Cross multiply
   561,154x = 756,051 × 756,051
4. Step 4: Simplify right side
   561,154x = 571,613,114,601
5. Step 5: Solve for x
   x = 571,613,114,601/561,154
6. Step 6: Final answer
   x = 1,018,638.58