Finding the Third Proportional to 38,986.31 and 58,756.64

Step by Step Solution

1. Step 1: Write the proportion equation
   38,986.31 : 58,756.64 = 58,756.64 : x
2. Step 2: Convert to fraction form
   38,986.31/58,756.64 = 58,756.64/x
3. Step 3: Cross multiply
   38,986.31x = 58,756.64 × 58,756.64
4. Step 4: Simplify right side
   38,986.31x = 3,452,342,817.54
5. Step 5: Solve for x
   x = 3,452,342,817.54/38,986.31
6. Step 6: Final answer
   x = 88,552.69