Finding the Fourth Proportional to 52,829.48, 72,900.98 and 30,169.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,829.48 : 72,900.98 = 30,169.72 : x
2. Step 2: Convert to fraction form
   52,829.48/72,900.98 = 30,169.72/x
3. Step 3: Cross multiply
   52,829.48x = 72,900.98 × 30,169.72
4. Step 4: Simplify right side
   52,829.48x = 2,199,402,154.33
5. Step 5: Solve for x
   x = 2,199,402,154.33/52,829.48
6. Step 6: Final answer
   x = 41,632.10