Finding the Third Proportional to 786,264 and 1,178,160

Step by Step Solution

1. Step 1: Write the proportion equation
   786,264 : 1,178,160 = 1,178,160 : x
2. Step 2: Convert to fraction form
   786,264/1,178,160 = 1,178,160/x
3. Step 3: Cross multiply
   786,264x = 1,178,160 × 1,178,160
4. Step 4: Simplify right side
   786,264x = 1,388,060,985,600
5. Step 5: Solve for x
   x = 1,388,060,985,600/786,264
6. Step 6: Final answer
   x = 1,765,387.94