Finding the Third Proportional to 42,237.56 and 91,446.19

Step by Step Solution

1. Step 1: Write the proportion equation
   42,237.56 : 91,446.19 = 91,446.19 : x
2. Step 2: Convert to fraction form
   42,237.56/91,446.19 = 91,446.19/x
3. Step 3: Cross multiply
   42,237.56x = 91,446.19 × 91,446.19
4. Step 4: Simplify right side
   42,237.56x = 8,362,405,208.29
5. Step 5: Solve for x
   x = 8,362,405,208.29/42,237.56
6. Step 6: Final answer
   x = 197,985.03