Finding the Third Proportional to 183,978 and 269,908.88

Step by Step Solution

1. Step 1: Write the proportion equation
   183,978 : 269,908.88 = 269,908.88 : x
2. Step 2: Convert to fraction form
   183,978/269,908.88 = 269,908.88/x
3. Step 3: Cross multiply
   183,978x = 269,908.88 × 269,908.88
4. Step 4: Simplify right side
   183,978x = 72,850,800,803.77
5. Step 5: Solve for x
   x = 72,850,800,803.77/183,978
6. Step 6: Final answer
   x = 395,975.61