Finding the Third Proportional to 59,292 and 139,961.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,292 : 139,961.25 = 139,961.25 : x
2. Step 2: Convert to fraction form
   59,292/139,961.25 = 139,961.25/x
3. Step 3: Cross multiply
   59,292x = 139,961.25 × 139,961.25
4. Step 4: Simplify right side
   59,292x = 19,589,151,501.56
5. Step 5: Solve for x
   x = 19,589,151,501.56/59,292
6. Step 6: Final answer
   x = 330,384.39