Finding the Third Proportional to 59,283 and 139,945.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,283 : 139,945.50 = 139,945.50 : x
2. Step 2: Convert to fraction form
   59,283/139,945.50 = 139,945.50/x
3. Step 3: Cross multiply
   59,283x = 139,945.50 × 139,945.50
4. Step 4: Simplify right side
   59,283x = 19,584,742,970.25
5. Step 5: Solve for x
   x = 19,584,742,970.25/59,283
6. Step 6: Final answer
   x = 330,360.19