Finding the Third Proportional to 38,928.94 and 84,099.94

Step by Step Solution

1. Step 1: Write the proportion equation
   38,928.94 : 84,099.94 = 84,099.94 : x
2. Step 2: Convert to fraction form
   38,928.94/84,099.94 = 84,099.94/x
3. Step 3: Cross multiply
   38,928.94x = 84,099.94 × 84,099.94
4. Step 4: Simplify right side
   38,928.94x = 7,072,799,487.50
5. Step 5: Solve for x
   x = 7,072,799,487.50/38,928.94
6. Step 6: Final answer
   x = 181,684.88