Finding the Third Proportional to 58,054 and 89,350

Step by Step Solution

1. Step 1: Write the proportion equation
   58,054 : 89,350 = 89,350 : x
2. Step 2: Convert to fraction form
   58,054/89,350 = 89,350/x
3. Step 3: Cross multiply
   58,054x = 89,350 × 89,350
4. Step 4: Simplify right side
   58,054x = 7,983,422,500
5. Step 5: Solve for x
   x = 7,983,422,500/58,054
6. Step 6: Final answer
   x = 137,517.18