Finding the Fourth Proportional to 72,934.07, 109,401.21 and 48,085.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,934.07 : 109,401.21 = 48,085.10 : x
2. Step 2: Convert to fraction form
   72,934.07/109,401.21 = 48,085.10/x
3. Step 3: Cross multiply
   72,934.07x = 109,401.21 × 48,085.10
4. Step 4: Simplify right side
   72,934.07x = 5,260,567,335.54
5. Step 5: Solve for x
   x = 5,260,567,335.54/72,934.07
6. Step 6: Final answer
   x = 72,127.71