Finding the Third Proportional to 53,482.78 and 82,530.56

Step by Step Solution

1. Step 1: Write the proportion equation
   53,482.78 : 82,530.56 = 82,530.56 : x
2. Step 2: Convert to fraction form
   53,482.78/82,530.56 = 82,530.56/x
3. Step 3: Cross multiply
   53,482.78x = 82,530.56 × 82,530.56
4. Step 4: Simplify right side
   53,482.78x = 6,811,293,746.57
5. Step 5: Solve for x
   x = 6,811,293,746.57/53,482.78
6. Step 6: Final answer
   x = 127,354.89