Finding the Third Proportional to 34,431.75 and 73,887.75

Step by Step Solution

1. Step 1: Write the proportion equation
   34,431.75 : 73,887.75 = 73,887.75 : x
2. Step 2: Convert to fraction form
   34,431.75/73,887.75 = 73,887.75/x
3. Step 3: Cross multiply
   34,431.75x = 73,887.75 × 73,887.75
4. Step 4: Simplify right side
   34,431.75x = 5,459,399,600.06
5. Step 5: Solve for x
   x = 5,459,399,600.06/34,431.75
6. Step 6: Final answer
   x = 158,557.13