Finding the Third Proportional to 705,138 and 1,447,818

Step by Step Solution

1. Step 1: Write the proportion equation
   705,138 : 1,447,818 = 1,447,818 : x
2. Step 2: Convert to fraction form
   705,138/1,447,818 = 1,447,818/x
3. Step 3: Cross multiply
   705,138x = 1,447,818 × 1,447,818
4. Step 4: Simplify right side
   705,138x = 2,096,176,961,124
5. Step 5: Solve for x
   x = 2,096,176,961,124/705,138
6. Step 6: Final answer
   x = 2,972,718.76