Finding the Third Proportional to 88,612.31 and 194,448.94

Step by Step Solution

1. Step 1: Write the proportion equation
   88,612.31 : 194,448.94 = 194,448.94 : x
2. Step 2: Convert to fraction form
   88,612.31/194,448.94 = 194,448.94/x
3. Step 3: Cross multiply
   88,612.31x = 194,448.94 × 194,448.94
4. Step 4: Simplify right side
   88,612.31x = 37,810,389,294.88
5. Step 5: Solve for x
   x = 37,810,389,294.88/88,612.31
6. Step 6: Final answer
   x = 426,694.53