Finding the Third Proportional to 88,671 and 194,572.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,671 : 194,572.50 = 194,572.50 : x
2. Step 2: Convert to fraction form
   88,671/194,572.50 = 194,572.50/x
3. Step 3: Cross multiply
   88,671x = 194,572.50 × 194,572.50
4. Step 4: Simplify right side
   88,671x = 37,858,457,756.25
5. Step 5: Solve for x
   x = 37,858,457,756.25/88,671
6. Step 6: Final answer
   x = 426,954.22