Finding the Third Proportional to 35,912.81 and 72,851.44

Step by Step Solution

1. Step 1: Write the proportion equation
   35,912.81 : 72,851.44 = 72,851.44 : x
2. Step 2: Convert to fraction form
   35,912.81/72,851.44 = 72,851.44/x
3. Step 3: Cross multiply
   35,912.81x = 72,851.44 × 72,851.44
4. Step 4: Simplify right side
   35,912.81x = 5,307,331,945.82
5. Step 5: Solve for x
   x = 5,307,331,945.82/35,912.81
6. Step 6: Final answer
   x = 147,783.80