Finding the Third Proportional to 88,435.69 and 190,876.78

Step by Step Solution

1. Step 1: Write the proportion equation
   88,435.69 : 190,876.78 = 190,876.78 : x
2. Step 2: Convert to fraction form
   88,435.69/190,876.78 = 190,876.78/x
3. Step 3: Cross multiply
   88,435.69x = 190,876.78 × 190,876.78
4. Step 4: Simplify right side
   88,435.69x = 36,433,945,620.36
5. Step 5: Solve for x
   x = 36,433,945,620.36/88,435.69
6. Step 6: Final answer
   x = 411,982.39