Finding the Third Proportional to 442,172 and 947,432

Step by Step Solution

1. Step 1: Write the proportion equation
   442,172 : 947,432 = 947,432 : x
2. Step 2: Convert to fraction form
   442,172/947,432 = 947,432/x
3. Step 3: Cross multiply
   442,172x = 947,432 × 947,432
4. Step 4: Simplify right side
   442,172x = 897,627,394,624
5. Step 5: Solve for x
   x = 897,627,394,624/442,172
6. Step 6: Final answer
   x = 2,030,041.24