Finding the Third Proportional to 42,060.23 and 64,649.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,060.23 : 64,649.25 = 64,649.25 : x
2. Step 2: Convert to fraction form
   42,060.23/64,649.25 = 64,649.25/x
3. Step 3: Cross multiply
   42,060.23x = 64,649.25 × 64,649.25
4. Step 4: Simplify right side
   42,060.23x = 4,179,525,525.56
5. Step 5: Solve for x
   x = 4,179,525,525.56/42,060.23
6. Step 6: Final answer
   x = 99,370.00