Finding the Third Proportional to 42,041 and 90,278.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,041 : 90,278.50 = 90,278.50 : x
2. Step 2: Convert to fraction form
   42,041/90,278.50 = 90,278.50/x
3. Step 3: Cross multiply
   42,041x = 90,278.50 × 90,278.50
4. Step 4: Simplify right side
   42,041x = 8,150,207,562.25
5. Step 5: Solve for x
   x = 8,150,207,562.25/42,041
6. Step 6: Final answer
   x = 193,863.31