Finding the Third Proportional to 58,865 and 90,026

Step by Step Solution

1. Step 1: Write the proportion equation
   58,865 : 90,026 = 90,026 : x
2. Step 2: Convert to fraction form
   58,865/90,026 = 90,026/x
3. Step 3: Cross multiply
   58,865x = 90,026 × 90,026
4. Step 4: Simplify right side
   58,865x = 8,104,680,676
5. Step 5: Solve for x
   x = 8,104,680,676/58,865
6. Step 6: Final answer
   x = 137,682.51