Finding the Third Proportional to 890,071 and 1,379,085

Step by Step Solution

1. Step 1: Write the proportion equation
   890,071 : 1,379,085 = 1,379,085 : x
2. Step 2: Convert to fraction form
   890,071/1,379,085 = 1,379,085/x
3. Step 3: Cross multiply
   890,071x = 1,379,085 × 1,379,085
4. Step 4: Simplify right side
   890,071x = 1,901,875,437,225
5. Step 5: Solve for x
   x = 1,901,875,437,225/890,071
6. Step 6: Final answer
   x = 2,136,768.23