Finding the Third Proportional to 5,788,688 and 8,509,596

Step by Step Solution

1. Step 1: Write the proportion equation
   5,788,688 : 8,509,596 = 8,509,596 : x
2. Step 2: Convert to fraction form
   5,788,688/8,509,596 = 8,509,596/x
3. Step 3: Cross multiply
   5,788,688x = 8,509,596 × 8,509,596
4. Step 4: Simplify right side
   5,788,688x = 72,413,224,083,216
5. Step 5: Solve for x
   x = 72,413,224,083,216/5,788,688
6. Step 6: Final answer
   x = 12,509,436.35