Finding the Third Proportional to 1,071,432 and 1,455,120

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,432 : 1,455,120 = 1,455,120 : x
2. Step 2: Convert to fraction form
   1,071,432/1,455,120 = 1,455,120/x
3. Step 3: Cross multiply
   1,071,432x = 1,455,120 × 1,455,120
4. Step 4: Simplify right side
   1,071,432x = 2,117,374,214,400
5. Step 5: Solve for x
   x = 2,117,374,214,400/1,071,432
6. Step 6: Final answer
   x = 1,976,209.61