Finding the Third Proportional to 40,443.50 and 84,116

Step by Step Solution

1. Step 1: Write the proportion equation
   40,443.50 : 84,116 = 84,116 : x
2. Step 2: Convert to fraction form
   40,443.50/84,116 = 84,116/x
3. Step 3: Cross multiply
   40,443.50x = 84,116 × 84,116
4. Step 4: Simplify right side
   40,443.50x = 7,075,501,456
5. Step 5: Solve for x
   x = 7,075,501,456/40,443.50
6. Step 6: Final answer
   x = 174,947.80