Finding the Third Proportional to 5,788,604 and 8,509,485

Step by Step Solution

1. Step 1: Write the proportion equation
   5,788,604 : 8,509,485 = 8,509,485 : x
2. Step 2: Convert to fraction form
   5,788,604/8,509,485 = 8,509,485/x
3. Step 3: Cross multiply
   5,788,604x = 8,509,485 × 8,509,485
4. Step 4: Simplify right side
   5,788,604x = 72,411,334,965,225
5. Step 5: Solve for x
   x = 72,411,334,965,225/5,788,604
6. Step 6: Final answer
   x = 12,509,291.53