Finding the Third Proportional to 58,260 and 89,088

Step by Step Solution

1. Step 1: Write the proportion equation
   58,260 : 89,088 = 89,088 : x
2. Step 2: Convert to fraction form
   58,260/89,088 = 89,088/x
3. Step 3: Cross multiply
   58,260x = 89,088 × 89,088
4. Step 4: Simplify right side
   58,260x = 7,936,671,744
5. Step 5: Solve for x
   x = 7,936,671,744/58,260
6. Step 6: Final answer
   x = 136,228.49