Finding the Third Proportional to 34,200 and 73,865.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,200 : 73,865.25 = 73,865.25 : x
2. Step 2: Convert to fraction form
   34,200/73,865.25 = 73,865.25/x
3. Step 3: Cross multiply
   34,200x = 73,865.25 × 73,865.25
4. Step 4: Simplify right side
   34,200x = 5,456,075,157.56
5. Step 5: Solve for x
   x = 5,456,075,157.56/34,200
6. Step 6: Final answer
   x = 159,534.36