Finding the Third Proportional to 710,112 and 998,819.81

Step by Step Solution

1. Step 1: Write the proportion equation
   710,112 : 998,819.81 = 998,819.81 : x
2. Step 2: Convert to fraction form
   710,112/998,819.81 = 998,819.81/x
3. Step 3: Cross multiply
   710,112x = 998,819.81 × 998,819.81
4. Step 4: Simplify right side
   710,112x = 997,641,017,842.54
5. Step 5: Solve for x
   x = 997,641,017,842.54/710,112
6. Step 6: Final answer
   x = 1,404,906.58