Finding the Fourth Proportional to 72,326, 99,819.84 and 43,647.12

Step by Step Solution

1. Step 1: Write the proportion equation
   72,326 : 99,819.84 = 43,647.12 : x
2. Step 2: Convert to fraction form
   72,326/99,819.84 = 43,647.12/x
3. Step 3: Cross multiply
   72,326x = 99,819.84 × 43,647.12
4. Step 4: Simplify right side
   72,326x = 4,356,848,534.86
5. Step 5: Solve for x
   x = 4,356,848,534.86/72,326
6. Step 6: Final answer
   x = 60,239.04