Finding the Third Proportional to 1,523,128 and 3,308,454

Step by Step Solution

1. Step 1: Write the proportion equation
   1,523,128 : 3,308,454 = 3,308,454 : x
2. Step 2: Convert to fraction form
   1,523,128/3,308,454 = 3,308,454/x
3. Step 3: Cross multiply
   1,523,128x = 3,308,454 × 3,308,454
4. Step 4: Simplify right side
   1,523,128x = 10,945,867,870,116
5. Step 5: Solve for x
   x = 10,945,867,870,116/1,523,128
6. Step 6: Final answer
   x = 7,186,439.93