Finding the Third Proportional to 59,129 and 70,064

Step by Step Solution

1. Step 1: Write the proportion equation
   59,129 : 70,064 = 70,064 : x
2. Step 2: Convert to fraction form
   59,129/70,064 = 70,064/x
3. Step 3: Cross multiply
   59,129x = 70,064 × 70,064
4. Step 4: Simplify right side
   59,129x = 4,908,964,096
5. Step 5: Solve for x
   x = 4,908,964,096/59,129
6. Step 6: Final answer
   x = 83,021.26