Finding the Third Proportional to 88,270.31 and 194,355.56

Step by Step Solution

1. Step 1: Write the proportion equation
   88,270.31 : 194,355.56 = 194,355.56 : x
2. Step 2: Convert to fraction form
   88,270.31/194,355.56 = 194,355.56/x
3. Step 3: Cross multiply
   88,270.31x = 194,355.56 × 194,355.56
4. Step 4: Simplify right side
   88,270.31x = 37,774,084,674.69
5. Step 5: Solve for x
   x = 37,774,084,674.69/88,270.31
6. Step 6: Final answer
   x = 427,936.46