Finding the Third Proportional to 34,042.50 and 51,783.75

Step by Step Solution

1. Step 1: Write the proportion equation
   34,042.50 : 51,783.75 = 51,783.75 : x
2. Step 2: Convert to fraction form
   34,042.50/51,783.75 = 51,783.75/x
3. Step 3: Cross multiply
   34,042.50x = 51,783.75 × 51,783.75
4. Step 4: Simplify right side
   34,042.50x = 2,681,556,764.06
5. Step 5: Solve for x
   x = 2,681,556,764.06/34,042.50
6. Step 6: Final answer
   x = 78,770.85