Finding the Third Proportional to 35,776.69 and 53,056.69

Step by Step Solution

1. Step 1: Write the proportion equation
   35,776.69 : 53,056.69 = 53,056.69 : x
2. Step 2: Convert to fraction form
   35,776.69/53,056.69 = 53,056.69/x
3. Step 3: Cross multiply
   35,776.69x = 53,056.69 × 53,056.69
4. Step 4: Simplify right side
   35,776.69x = 2,815,012,088.47
5. Step 5: Solve for x
   x = 2,815,012,088.47/35,776.69
6. Step 6: Final answer
   x = 78,682.86