Finding the Third Proportional to 710,111.63 and 998,819.25

Step by Step Solution

1. Step 1: Write the proportion equation
   710,111.63 : 998,819.25 = 998,819.25 : x
2. Step 2: Convert to fraction form
   710,111.63/998,819.25 = 998,819.25/x
3. Step 3: Cross multiply
   710,111.63x = 998,819.25 × 998,819.25
4. Step 4: Simplify right side
   710,111.63x = 997,639,894,170.56
5. Step 5: Solve for x
   x = 997,639,894,170.56/710,111.63
6. Step 6: Final answer
   x = 1,404,905.73