Finding the Third Proportional to 15,145.31 and 31,946.06

Step by Step Solution

1. Step 1: Write the proportion equation
   15,145.31 : 31,946.06 = 31,946.06 : x
2. Step 2: Convert to fraction form
   15,145.31/31,946.06 = 31,946.06/x
3. Step 3: Cross multiply
   15,145.31x = 31,946.06 × 31,946.06
4. Step 4: Simplify right side
   15,145.31x = 1,020,550,909.25
5. Step 5: Solve for x
   x = 1,020,550,909.25/15,145.31
6. Step 6: Final answer
   x = 67,383.95