Finding the Third Proportional to 59,729 and 130,931

Step by Step Solution

1. Step 1: Write the proportion equation
   59,729 : 130,931 = 130,931 : x
2. Step 2: Convert to fraction form
   59,729/130,931 = 130,931/x
3. Step 3: Cross multiply
   59,729x = 130,931 × 130,931
4. Step 4: Simplify right side
   59,729x = 17,142,926,761
5. Step 5: Solve for x
   x = 17,142,926,761/59,729
6. Step 6: Final answer
   x = 287,011.78