Finding the Third Proportional to 89,955 and 134,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,955 : 134,437.50 = 134,437.50 : x
2. Step 2: Convert to fraction form
   89,955/134,437.50 = 134,437.50/x
3. Step 3: Cross multiply
   89,955x = 134,437.50 × 134,437.50
4. Step 4: Simplify right side
   89,955x = 18,073,441,406.25
5. Step 5: Solve for x
   x = 18,073,441,406.25/89,955
6. Step 6: Final answer
   x = 200,916.47