Finding the Third Proportional to 35,126.72 and 53,569.97

Step by Step Solution

1. Step 1: Write the proportion equation
   35,126.72 : 53,569.97 = 53,569.97 : x
2. Step 2: Convert to fraction form
   35,126.72/53,569.97 = 53,569.97/x
3. Step 3: Cross multiply
   35,126.72x = 53,569.97 × 53,569.97
4. Step 4: Simplify right side
   35,126.72x = 2,869,741,551.88
5. Step 5: Solve for x
   x = 2,869,741,551.88/35,126.72
6. Step 6: Final answer
   x = 81,696.83