Finding the Third Proportional to 56,283.93 and 85,586.31

Step by Step Solution

1. Step 1: Write the proportion equation
   56,283.93 : 85,586.31 = 85,586.31 : x
2. Step 2: Convert to fraction form
   56,283.93/85,586.31 = 85,586.31/x
3. Step 3: Cross multiply
   56,283.93x = 85,586.31 × 85,586.31
4. Step 4: Simplify right side
   56,283.93x = 7,325,016,218.70
5. Step 5: Solve for x
   x = 7,325,016,218.70/56,283.93
6. Step 6: Final answer
   x = 130,144.02