Finding the Third Proportional to 89,897.50 and 134,684

Step by Step Solution

1. Step 1: Write the proportion equation
   89,897.50 : 134,684 = 134,684 : x
2. Step 2: Convert to fraction form
   89,897.50/134,684 = 134,684/x
3. Step 3: Cross multiply
   89,897.50x = 134,684 × 134,684
4. Step 4: Simplify right side
   89,897.50x = 18,139,779,856
5. Step 5: Solve for x
   x = 18,139,779,856/89,897.50
6. Step 6: Final answer
   x = 201,782.92