Finding the Fourth Proportional to 72,443.86, 99,929.34 and 53,052.46

Step by Step Solution

1. Step 1: Write the proportion equation
   72,443.86 : 99,929.34 = 53,052.46 : x
2. Step 2: Convert to fraction form
   72,443.86/99,929.34 = 53,052.46/x
3. Step 3: Cross multiply
   72,443.86x = 99,929.34 × 53,052.46
4. Step 4: Simplify right side
   72,443.86x = 5,301,497,313.18
5. Step 5: Solve for x
   x = 5,301,497,313.18/72,443.86
6. Step 6: Final answer
   x = 73,180.77