Finding the Third Proportional to 42,246.94 and 90,490.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,246.94 : 90,490.88 = 90,490.88 : x
2. Step 2: Convert to fraction form
   42,246.94/90,490.88 = 90,490.88/x
3. Step 3: Cross multiply
   42,246.94x = 90,490.88 × 90,490.88
4. Step 4: Simplify right side
   42,246.94x = 8,188,598,458.27
5. Step 5: Solve for x
   x = 8,188,598,458.27/42,246.94
6. Step 6: Final answer
   x = 193,827.03