Finding the Third Proportional to 947,432 and 1,456,290

Step by Step Solution

1. Step 1: Write the proportion equation
   947,432 : 1,456,290 = 1,456,290 : x
2. Step 2: Convert to fraction form
   947,432/1,456,290 = 1,456,290/x
3. Step 3: Cross multiply
   947,432x = 1,456,290 × 1,456,290
4. Step 4: Simplify right side
   947,432x = 2,120,780,564,100
5. Step 5: Solve for x
   x = 2,120,780,564,100/947,432
6. Step 6: Final answer
   x = 2,238,451.48