Finding the Third Proportional to 65,764.41 and 142,038.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,764.41 : 142,038.56 = 142,038.56 : x
2. Step 2: Convert to fraction form
   65,764.41/142,038.56 = 142,038.56/x
3. Step 3: Cross multiply
   65,764.41x = 142,038.56 × 142,038.56
4. Step 4: Simplify right side
   65,764.41x = 20,174,953,237.07
5. Step 5: Solve for x
   x = 20,174,953,237.07/65,764.41
6. Step 6: Final answer
   x = 306,776.18