Finding the Third Proportional to 42,342.75 and 56,208.94

Step by Step Solution

1. Step 1: Write the proportion equation
   42,342.75 : 56,208.94 = 56,208.94 : x
2. Step 2: Convert to fraction form
   42,342.75/56,208.94 = 56,208.94/x
3. Step 3: Cross multiply
   42,342.75x = 56,208.94 × 56,208.94
4. Step 4: Simplify right side
   42,342.75x = 3,159,444,654.88
5. Step 5: Solve for x
   x = 3,159,444,654.88/42,342.75
6. Step 6: Final answer
   x = 74,615.95