Finding the Third Proportional to 89,125.31 and 133,705.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,125.31 : 133,705.69 = 133,705.69 : x
2. Step 2: Convert to fraction form
   89,125.31/133,705.69 = 133,705.69/x
3. Step 3: Cross multiply
   89,125.31x = 133,705.69 × 133,705.69
4. Step 4: Simplify right side
   89,125.31x = 17,877,210,869.85
5. Step 5: Solve for x
   x = 17,877,210,869.85/89,125.31
6. Step 6: Final answer
   x = 200,585.11