Finding the Third Proportional to 42,656.63 and 65,807.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,656.63 : 65,807.44 = 65,807.44 : x
2. Step 2: Convert to fraction form
   42,656.63/65,807.44 = 65,807.44/x
3. Step 3: Cross multiply
   42,656.63x = 65,807.44 × 65,807.44
4. Step 4: Simplify right side
   42,656.63x = 4,330,618,830.32
5. Step 5: Solve for x
   x = 4,330,618,830.32/42,656.63
6. Step 6: Final answer
   x = 101,522.77