Finding the Third Proportional to 59,127 and 86,490

Step by Step Solution

1. Step 1: Write the proportion equation
   59,127 : 86,490 = 86,490 : x
2. Step 2: Convert to fraction form
   59,127/86,490 = 86,490/x
3. Step 3: Cross multiply
   59,127x = 86,490 × 86,490
4. Step 4: Simplify right side
   59,127x = 7,480,520,100
5. Step 5: Solve for x
   x = 7,480,520,100/59,127
6. Step 6: Final answer
   x = 126,516.14