Finding the Third Proportional to 69,813.14 and 98,705.46

Step by Step Solution

1. Step 1: Write the proportion equation
   69,813.14 : 98,705.46 = 98,705.46 : x
2. Step 2: Convert to fraction form
   69,813.14/98,705.46 = 98,705.46/x
3. Step 3: Cross multiply
   69,813.14x = 98,705.46 × 98,705.46
4. Step 4: Simplify right side
   69,813.14x = 9,742,768,018.89
5. Step 5: Solve for x
   x = 9,742,768,018.89/69,813.14
6. Step 6: Final answer
   x = 139,554.93