Finding the Third Proportional to 89,085 and 130,711

Step by Step Solution

1. Step 1: Write the proportion equation
   89,085 : 130,711 = 130,711 : x
2. Step 2: Convert to fraction form
   89,085/130,711 = 130,711/x
3. Step 3: Cross multiply
   89,085x = 130,711 × 130,711
4. Step 4: Simplify right side
   89,085x = 17,085,365,521
5. Step 5: Solve for x
   x = 17,085,365,521/89,085
6. Step 6: Final answer
   x = 191,787.23