Finding the Third Proportional to 988,159.50 and 2,157,030

Step by Step Solution

1. Step 1: Write the proportion equation
   988,159.50 : 2,157,030 = 2,157,030 : x
2. Step 2: Convert to fraction form
   988,159.50/2,157,030 = 2,157,030/x
3. Step 3: Cross multiply
   988,159.50x = 2,157,030 × 2,157,030
4. Step 4: Simplify right side
   988,159.50x = 4,652,778,420,900
5. Step 5: Solve for x
   x = 4,652,778,420,900/988,159.50
6. Step 6: Final answer
   x = 4,708,529.77