Finding the Third Proportional to 58,116 and 89,802

Step by Step Solution

1. Step 1: Write the proportion equation
   58,116 : 89,802 = 89,802 : x
2. Step 2: Convert to fraction form
   58,116/89,802 = 89,802/x
3. Step 3: Cross multiply
   58,116x = 89,802 × 89,802
4. Step 4: Simplify right side
   58,116x = 8,064,399,204
5. Step 5: Solve for x
   x = 8,064,399,204/58,116
6. Step 6: Final answer
   x = 138,763.84