Finding the Third Proportional to 902,178 and 1,945,386

Step by Step Solution

1. Step 1: Write the proportion equation
   902,178 : 1,945,386 = 1,945,386 : x
2. Step 2: Convert to fraction form
   902,178/1,945,386 = 1,945,386/x
3. Step 3: Cross multiply
   902,178x = 1,945,386 × 1,945,386
4. Step 4: Simplify right side
   902,178x = 3,784,526,688,996
5. Step 5: Solve for x
   x = 3,784,526,688,996/902,178
6. Step 6: Final answer
   x = 4,194,878.05