Finding the Third Proportional to 58,508 and 89,948

Step by Step Solution

1. Step 1: Write the proportion equation
   58,508 : 89,948 = 89,948 : x
2. Step 2: Convert to fraction form
   58,508/89,948 = 89,948/x
3. Step 3: Cross multiply
   58,508x = 89,948 × 89,948
4. Step 4: Simplify right side
   58,508x = 8,090,642,704
5. Step 5: Solve for x
   x = 8,090,642,704/58,508
6. Step 6: Final answer
   x = 138,282.67