Finding the Third Proportional to 1,921,114 and 4,140,164

Step by Step Solution

1. Step 1: Write the proportion equation
   1,921,114 : 4,140,164 = 4,140,164 : x
2. Step 2: Convert to fraction form
   1,921,114/4,140,164 = 4,140,164/x
3. Step 3: Cross multiply
   1,921,114x = 4,140,164 × 4,140,164
4. Step 4: Simplify right side
   1,921,114x = 17,140,957,946,896
5. Step 5: Solve for x
   x = 17,140,957,946,896/1,921,114
6. Step 6: Final answer
   x = 8,922,405.41