Finding the Third Proportional to 989,788.50 and 1,530,169.31

Step by Step Solution

1. Step 1: Write the proportion equation
   989,788.50 : 1,530,169.31 = 1,530,169.31 : x
2. Step 2: Convert to fraction form
   989,788.50/1,530,169.31 = 1,530,169.31/x
3. Step 3: Cross multiply
   989,788.50x = 1,530,169.31 × 1,530,169.31
4. Step 4: Simplify right side
   989,788.50x = 2,341,418,124,916.72
5. Step 5: Solve for x
   x = 2,341,418,124,916.72/989,788.50
6. Step 6: Final answer
   x = 2,365,574.19