Finding the Third Proportional to 53,176.50 and 82,328.91

Step by Step Solution

1. Step 1: Write the proportion equation
   53,176.50 : 82,328.91 = 82,328.91 : x
2. Step 2: Convert to fraction form
   53,176.50/82,328.91 = 82,328.91/x
3. Step 3: Cross multiply
   53,176.50x = 82,328.91 × 82,328.91
4. Step 4: Simplify right side
   53,176.50x = 6,778,048,804.32
5. Step 5: Solve for x
   x = 6,778,048,804.32/53,176.50
6. Step 6: Final answer
   x = 127,463.24