Finding the Third Proportional to 1,430,360 and 2,160,120

Step by Step Solution

1. Step 1: Write the proportion equation
   1,430,360 : 2,160,120 = 2,160,120 : x
2. Step 2: Convert to fraction form
   1,430,360/2,160,120 = 2,160,120/x
3. Step 3: Cross multiply
   1,430,360x = 2,160,120 × 2,160,120
4. Step 4: Simplify right side
   1,430,360x = 4,666,118,414,400
5. Step 5: Solve for x
   x = 4,666,118,414,400/1,430,360
6. Step 6: Final answer
   x = 3,262,198.62