Finding the Third Proportional to 42,384.75 and 64,122.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,384.75 : 64,122.75 = 64,122.75 : x
2. Step 2: Convert to fraction form
   42,384.75/64,122.75 = 64,122.75/x
3. Step 3: Cross multiply
   42,384.75x = 64,122.75 × 64,122.75
4. Step 4: Simplify right side
   42,384.75x = 4,111,727,067.56
5. Step 5: Solve for x
   x = 4,111,727,067.56/42,384.75
6. Step 6: Final answer
   x = 97,009.59