Finding the Third Proportional to 5,266,548 and 7,865,370

Step by Step Solution

1. Step 1: Write the proportion equation
   5,266,548 : 7,865,370 = 7,865,370 : x
2. Step 2: Convert to fraction form
   5,266,548/7,865,370 = 7,865,370/x
3. Step 3: Cross multiply
   5,266,548x = 7,865,370 × 7,865,370
4. Step 4: Simplify right side
   5,266,548x = 61,864,045,236,900
5. Step 5: Solve for x
   x = 61,864,045,236,900/5,266,548
6. Step 6: Final answer
   x = 11,746,602.37