Finding the Third Proportional to 42,045.75 and 90,834.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,045.75 : 90,834.75 = 90,834.75 : x
2. Step 2: Convert to fraction form
   42,045.75/90,834.75 = 90,834.75/x
3. Step 3: Cross multiply
   42,045.75x = 90,834.75 × 90,834.75
4. Step 4: Simplify right side
   42,045.75x = 8,250,951,807.56
5. Step 5: Solve for x
   x = 8,250,951,807.56/42,045.75
6. Step 6: Final answer
   x = 196,237.47