Finding the Fourth Proportional to 72,716.07, 108,962.33 and 43,074.93

Step by Step Solution

1. Step 1: Write the proportion equation
   72,716.07 : 108,962.33 = 43,074.93 : x
2. Step 2: Convert to fraction form
   72,716.07/108,962.33 = 43,074.93/x
3. Step 3: Cross multiply
   72,716.07x = 108,962.33 × 43,074.93
4. Step 4: Simplify right side
   72,716.07x = 4,693,544,522.01
5. Step 5: Solve for x
   x = 4,693,544,522.01/72,716.07
6. Step 6: Final answer
   x = 64,546.18