Finding the Fourth Proportional to 72,981.08, 109,297.86 and 46,604.12

Step by Step Solution

1. Step 1: Write the proportion equation
   72,981.08 : 109,297.86 = 46,604.12 : x
2. Step 2: Convert to fraction form
   72,981.08/109,297.86 = 46,604.12/x
3. Step 3: Cross multiply
   72,981.08x = 109,297.86 × 46,604.12
4. Step 4: Simplify right side
   72,981.08x = 5,093,730,583.18
5. Step 5: Solve for x
   x = 5,093,730,583.18/72,981.08
6. Step 6: Final answer
   x = 69,795.22