Finding the Third Proportional to 771,154 and 1,152,195

Step by Step Solution

1. Step 1: Write the proportion equation
   771,154 : 1,152,195 = 1,152,195 : x
2. Step 2: Convert to fraction form
   771,154/1,152,195 = 1,152,195/x
3. Step 3: Cross multiply
   771,154x = 1,152,195 × 1,152,195
4. Step 4: Simplify right side
   771,154x = 1,327,553,318,025
5. Step 5: Solve for x
   x = 1,327,553,318,025/771,154
6. Step 6: Final answer
   x = 1,721,515.18