Finding the Fourth Proportional to 72,818.87, 109,055.97 and 46,443.65

Step by Step Solution

1. Step 1: Write the proportion equation
   72,818.87 : 109,055.97 = 46,443.65 : x
2. Step 2: Convert to fraction form
   72,818.87/109,055.97 = 46,443.65/x
3. Step 3: Cross multiply
   72,818.87x = 109,055.97 × 46,443.65
4. Step 4: Simplify right side
   72,818.87x = 5,064,956,755.81
5. Step 5: Solve for x
   x = 5,064,956,755.81/72,818.87
6. Step 6: Final answer
   x = 69,555.56