Finding the Third Proportional to 30,071.25 and 64,314

Step by Step Solution

1. Step 1: Write the proportion equation
   30,071.25 : 64,314 = 64,314 : x
2. Step 2: Convert to fraction form
   30,071.25/64,314 = 64,314/x
3. Step 3: Cross multiply
   30,071.25x = 64,314 × 64,314
4. Step 4: Simplify right side
   30,071.25x = 4,136,290,596
5. Step 5: Solve for x
   x = 4,136,290,596/30,071.25
6. Step 6: Final answer
   x = 137,549.67