Finding the Third Proportional to 127,855.69 and 191,783.53

Step by Step Solution

1. Step 1: Write the proportion equation
   127,855.69 : 191,783.53 = 191,783.53 : x
2. Step 2: Convert to fraction form
   127,855.69/191,783.53 = 191,783.53/x
3. Step 3: Cross multiply
   127,855.69x = 191,783.53 × 191,783.53
4. Step 4: Simplify right side
   127,855.69x = 36,780,922,858.72
5. Step 5: Solve for x
   x = 36,780,922,858.72/127,855.69
6. Step 6: Final answer
   x = 287,675.30