Finding the Third Proportional to 91,946.81 and 140,594.06

Step by Step Solution

1. Step 1: Write the proportion equation
   91,946.81 : 140,594.06 = 140,594.06 : x
2. Step 2: Convert to fraction form
   91,946.81/140,594.06 = 140,594.06/x
3. Step 3: Cross multiply
   91,946.81x = 140,594.06 × 140,594.06
4. Step 4: Simplify right side
   91,946.81x = 19,766,690,410.25
5. Step 5: Solve for x
   x = 19,766,690,410.25/91,946.81
6. Step 6: Final answer
   x = 214,979.62