Finding the Third Proportional to 442,140 and 947,370

Step by Step Solution

1. Step 1: Write the proportion equation
   442,140 : 947,370 = 947,370 : x
2. Step 2: Convert to fraction form
   442,140/947,370 = 947,370/x
3. Step 3: Cross multiply
   442,140x = 947,370 × 947,370
4. Step 4: Simplify right side
   442,140x = 897,509,916,900
5. Step 5: Solve for x
   x = 897,509,916,900/442,140
6. Step 6: Final answer
   x = 2,029,922.46