Finding the Third Proportional to 771,570 and 1,146,178

Step by Step Solution

1. Step 1: Write the proportion equation
   771,570 : 1,146,178 = 1,146,178 : x
2. Step 2: Convert to fraction form
   771,570/1,146,178 = 1,146,178/x
3. Step 3: Cross multiply
   771,570x = 1,146,178 × 1,146,178
4. Step 4: Simplify right side
   771,570x = 1,313,724,007,684
5. Step 5: Solve for x
   x = 1,313,724,007,684/771,570
6. Step 6: Final answer
   x = 1,702,663.41