Finding the Third Proportional to 5,758,815 and 8,699,466

Step by Step Solution

1. Step 1: Write the proportion equation
   5,758,815 : 8,699,466 = 8,699,466 : x
2. Step 2: Convert to fraction form
   5,758,815/8,699,466 = 8,699,466/x
3. Step 3: Cross multiply
   5,758,815x = 8,699,466 × 8,699,466
4. Step 4: Simplify right side
   5,758,815x = 75,680,708,685,156
5. Step 5: Solve for x
   x = 75,680,708,685,156/5,758,815
6. Step 6: Final answer
   x = 13,141,715.56