Finding the Third Proportional to 916,174.50 and 1,994,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   916,174.50 : 1,994,995.50 = 1,994,995.50 : x
2. Step 2: Convert to fraction form
   916,174.50/1,994,995.50 = 1,994,995.50/x
3. Step 3: Cross multiply
   916,174.50x = 1,994,995.50 × 1,994,995.50
4. Step 4: Simplify right side
   916,174.50x = 3,980,007,045,020.25
5. Step 5: Solve for x
   x = 3,980,007,045,020.25/916,174.50
6. Step 6: Final answer
   x = 4,344,158.29