Finding the Third Proportional to 756,658 and 1,157,154

Step by Step Solution

1. Step 1: Write the proportion equation
   756,658 : 1,157,154 = 1,157,154 : x
2. Step 2: Convert to fraction form
   756,658/1,157,154 = 1,157,154/x
3. Step 3: Cross multiply
   756,658x = 1,157,154 × 1,157,154
4. Step 4: Simplify right side
   756,658x = 1,339,005,379,716
5. Step 5: Solve for x
   x = 1,339,005,379,716/756,658
6. Step 6: Final answer
   x = 1,769,630.90