Finding the Third Proportional to 786,260 and 1,178,154

Step by Step Solution

1. Step 1: Write the proportion equation
   786,260 : 1,178,154 = 1,178,154 : x
2. Step 2: Convert to fraction form
   786,260/1,178,154 = 1,178,154/x
3. Step 3: Cross multiply
   786,260x = 1,178,154 × 1,178,154
4. Step 4: Simplify right side
   786,260x = 1,388,046,847,716
5. Step 5: Solve for x
   x = 1,388,046,847,716/786,260
6. Step 6: Final answer
   x = 1,765,378.94