Finding the Third Proportional to 53,212.50 and 71,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,212.50 : 71,005.50 = 71,005.50 : x
2. Step 2: Convert to fraction form
   53,212.50/71,005.50 = 71,005.50/x
3. Step 3: Cross multiply
   53,212.50x = 71,005.50 × 71,005.50
4. Step 4: Simplify right side
   53,212.50x = 5,041,781,030.25
5. Step 5: Solve for x
   x = 5,041,781,030.25/53,212.50
6. Step 6: Final answer
   x = 94,748.06