Finding the Third Proportional to 42,165.56 and 90,584.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,165.56 : 90,584.44 = 90,584.44 : x
2. Step 2: Convert to fraction form
   42,165.56/90,584.44 = 90,584.44/x
3. Step 3: Cross multiply
   42,165.56x = 90,584.44 × 90,584.44
4. Step 4: Simplify right side
   42,165.56x = 8,205,540,317.19
5. Step 5: Solve for x
   x = 8,205,540,317.19/42,165.56
6. Step 6: Final answer
   x = 194,602.89