Finding the Third Proportional to 42,384,490.50 and 91,544,793

Step by Step Solution

1. Step 1: Write the proportion equation
   42,384,490.50 : 91,544,793 = 91,544,793 : x
2. Step 2: Convert to fraction form
   42,384,490.50/91,544,793 = 91,544,793/x
3. Step 3: Cross multiply
   42,384,490.50x = 91,544,793 × 91,544,793
4. Step 4: Simplify right side
   42,384,490.50x = 8,380,449,125,412,849
5. Step 5: Solve for x
   x = 8,380,449,125,412,849/42,384,490.50
6. Step 6: Final answer
   x = 197,724,427.65