Finding the Third Proportional to 5,499,236 and 8,319,633

Step by Step Solution

1. Step 1: Write the proportion equation
   5,499,236 : 8,319,633 = 8,319,633 : x
2. Step 2: Convert to fraction form
   5,499,236/8,319,633 = 8,319,633/x
3. Step 3: Cross multiply
   5,499,236x = 8,319,633 × 8,319,633
4. Step 4: Simplify right side
   5,499,236x = 69,216,293,254,689
5. Step 5: Solve for x
   x = 69,216,293,254,689/5,499,236
6. Step 6: Final answer
   x = 12,586,528.98