Finding the Third Proportional to 42,386.63 and 65,528.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,386.63 : 65,528.44 = 65,528.44 : x
2. Step 2: Convert to fraction form
   42,386.63/65,528.44 = 65,528.44/x
3. Step 3: Cross multiply
   42,386.63x = 65,528.44 × 65,528.44
4. Step 4: Simplify right side
   42,386.63x = 4,293,976,121.19
5. Step 5: Solve for x
   x = 4,293,976,121.19/42,386.63
6. Step 6: Final answer
   x = 101,304.98