Finding the Third Proportional to 53,946.71 and 84,625.05

Step by Step Solution

1. Step 1: Write the proportion equation
   53,946.71 : 84,625.05 = 84,625.05 : x
2. Step 2: Convert to fraction form
   53,946.71/84,625.05 = 84,625.05/x
3. Step 3: Cross multiply
   53,946.71x = 84,625.05 × 84,625.05
4. Step 4: Simplify right side
   53,946.71x = 7,161,398,517.27
5. Step 5: Solve for x
   x = 7,161,398,517.27/53,946.71
6. Step 6: Final answer
   x = 132,749.49