Finding the Third Proportional to 58,449 and 85,486.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,449 : 85,486.50 = 85,486.50 : x
2. Step 2: Convert to fraction form
   58,449/85,486.50 = 85,486.50/x
3. Step 3: Cross multiply
   58,449x = 85,486.50 × 85,486.50
4. Step 4: Simplify right side
   58,449x = 7,307,941,682.25
5. Step 5: Solve for x
   x = 7,307,941,682.25/58,449
6. Step 6: Final answer
   x = 125,031.08