Finding the Third Proportional to 988,587 and 1,479,478.50

Step by Step Solution

1. Step 1: Write the proportion equation
   988,587 : 1,479,478.50 = 1,479,478.50 : x
2. Step 2: Convert to fraction form
   988,587/1,479,478.50 = 1,479,478.50/x
3. Step 3: Cross multiply
   988,587x = 1,479,478.50 × 1,479,478.50
4. Step 4: Simplify right side
   988,587x = 2,188,856,631,962.25
5. Step 5: Solve for x
   x = 2,188,856,631,962.25/988,587
6. Step 6: Final answer
   x = 2,214,126.46