Finding the Third Proportional to 69,249 and 105,331.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,249 : 105,331.50 = 105,331.50 : x
2. Step 2: Convert to fraction form
   69,249/105,331.50 = 105,331.50/x
3. Step 3: Cross multiply
   69,249x = 105,331.50 × 105,331.50
4. Step 4: Simplify right side
   69,249x = 11,094,724,892.25
5. Step 5: Solve for x
   x = 11,094,724,892.25/69,249
6. Step 6: Final answer
   x = 160,214.95