Finding the Third Proportional to 47,121.75 and 61,934.63

Step by Step Solution

1. Step 1: Write the proportion equation
   47,121.75 : 61,934.63 = 61,934.63 : x
2. Step 2: Convert to fraction form
   47,121.75/61,934.63 = 61,934.63/x
3. Step 3: Cross multiply
   47,121.75x = 61,934.63 × 61,934.63
4. Step 4: Simplify right side
   47,121.75x = 3,835,897,773.89
5. Step 5: Solve for x
   x = 3,835,897,773.89/47,121.75
6. Step 6: Final answer
   x = 81,403.98