Finding the Third Proportional to 5,460,888 and 8,479,068

Step by Step Solution

1. Step 1: Write the proportion equation
   5,460,888 : 8,479,068 = 8,479,068 : x
2. Step 2: Convert to fraction form
   5,460,888/8,479,068 = 8,479,068/x
3. Step 3: Cross multiply
   5,460,888x = 8,479,068 × 8,479,068
4. Step 4: Simplify right side
   5,460,888x = 71,894,594,148,624
5. Step 5: Solve for x
   x = 71,894,594,148,624/5,460,888
6. Step 6: Final answer
   x = 13,165,366.91