Finding the Third Proportional to 58,273.50 and 85,483.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,273.50 : 85,483.50 = 85,483.50 : x
2. Step 2: Convert to fraction form
   58,273.50/85,483.50 = 85,483.50/x
3. Step 3: Cross multiply
   58,273.50x = 85,483.50 × 85,483.50
4. Step 4: Simplify right side
   58,273.50x = 7,307,428,772.25
5. Step 5: Solve for x
   x = 7,307,428,772.25/58,273.50
6. Step 6: Final answer
   x = 125,398.83