Finding the Third Proportional to 39,389.63 and 58,466.81

Step by Step Solution

1. Step 1: Write the proportion equation
   39,389.63 : 58,466.81 = 58,466.81 : x
2. Step 2: Convert to fraction form
   39,389.63/58,466.81 = 58,466.81/x
3. Step 3: Cross multiply
   39,389.63x = 58,466.81 × 58,466.81
4. Step 4: Simplify right side
   39,389.63x = 3,418,368,163.91
5. Step 5: Solve for x
   x = 3,418,368,163.91/39,389.63
6. Step 6: Final answer
   x = 86,783.47