Finding the Third Proportional to 47,911.50 and 74,394.75

Step by Step Solution

1. Step 1: Write the proportion equation
   47,911.50 : 74,394.75 = 74,394.75 : x
2. Step 2: Convert to fraction form
   47,911.50/74,394.75 = 74,394.75/x
3. Step 3: Cross multiply
   47,911.50x = 74,394.75 × 74,394.75
4. Step 4: Simplify right side
   47,911.50x = 5,534,578,827.56
5. Step 5: Solve for x
   x = 5,534,578,827.56/47,911.50
6. Step 6: Final answer
   x = 115,516.71