Finding the Third Proportional to 27,399 and 59,870.63

Step by Step Solution

1. Step 1: Write the proportion equation
   27,399 : 59,870.63 = 59,870.63 : x
2. Step 2: Convert to fraction form
   27,399/59,870.63 = 59,870.63/x
3. Step 3: Cross multiply
   27,399x = 59,870.63 × 59,870.63
4. Step 4: Simplify right side
   27,399x = 3,584,491,737.89
5. Step 5: Solve for x
   x = 3,584,491,737.89/27,399
6. Step 6: Final answer
   x = 130,825.64