Finding the Third Proportional to 947,112 and 1,430,460

Step by Step Solution

1. Step 1: Write the proportion equation
   947,112 : 1,430,460 = 1,430,460 : x
2. Step 2: Convert to fraction form
   947,112/1,430,460 = 1,430,460/x
3. Step 3: Cross multiply
   947,112x = 1,430,460 × 1,430,460
4. Step 4: Simplify right side
   947,112x = 2,046,215,811,600
5. Step 5: Solve for x
   x = 2,046,215,811,600/947,112
6. Step 6: Final answer
   x = 2,160,479.24