Finding the Third Proportional to 2,187,807 and 4,726,152

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187,807 : 4,726,152 = 4,726,152 : x
2. Step 2: Convert to fraction form
   2,187,807/4,726,152 = 4,726,152/x
3. Step 3: Cross multiply
   2,187,807x = 4,726,152 × 4,726,152
4. Step 4: Simplify right side
   2,187,807x = 22,336,512,727,104
5. Step 5: Solve for x
   x = 22,336,512,727,104/2,187,807
6. Step 6: Final answer
   x = 10,209,544.41