Finding the Third Proportional to 42,752 and 64,888

Step by Step Solution

1. Step 1: Write the proportion equation
   42,752 : 64,888 = 64,888 : x
2. Step 2: Convert to fraction form
   42,752/64,888 = 64,888/x
3. Step 3: Cross multiply
   42,752x = 64,888 × 64,888
4. Step 4: Simplify right side
   42,752x = 4,210,452,544
5. Step 5: Solve for x
   x = 4,210,452,544/42,752
6. Step 6: Final answer
   x = 98,485.51