Finding the Third Proportional to 6,427,380 and 8,813,358

Step by Step Solution

1. Step 1: Write the proportion equation
   6,427,380 : 8,813,358 = 8,813,358 : x
2. Step 2: Convert to fraction form
   6,427,380/8,813,358 = 8,813,358/x
3. Step 3: Cross multiply
   6,427,380x = 8,813,358 × 8,813,358
4. Step 4: Simplify right side
   6,427,380x = 77,675,279,236,164
5. Step 5: Solve for x
   x = 77,675,279,236,164/6,427,380
6. Step 6: Final answer
   x = 12,085,060.98