Finding the Third Proportional to 89,213.63 and 131,355.94

Step by Step Solution

1. Step 1: Write the proportion equation
   89,213.63 : 131,355.94 = 131,355.94 : x
2. Step 2: Convert to fraction form
   89,213.63/131,355.94 = 131,355.94/x
3. Step 3: Cross multiply
   89,213.63x = 131,355.94 × 131,355.94
4. Step 4: Simplify right side
   89,213.63x = 17,254,382,316.50
5. Step 5: Solve for x
   x = 17,254,382,316.50/89,213.63
6. Step 6: Final answer
   x = 193,405.24