Finding the Third Proportional to 439,311.75 and 959,178

Step by Step Solution

1. Step 1: Write the proportion equation
   439,311.75 : 959,178 = 959,178 : x
2. Step 2: Convert to fraction form
   439,311.75/959,178 = 959,178/x
3. Step 3: Cross multiply
   439,311.75x = 959,178 × 959,178
4. Step 4: Simplify right side
   439,311.75x = 920,022,435,684
5. Step 5: Solve for x
   x = 920,022,435,684/439,311.75
6. Step 6: Final answer
   x = 2,094,235.89