Finding the Fourth Proportional to 52,749, 72,802.26 and 30,405.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,749 : 72,802.26 = 30,405.96 : x
2. Step 2: Convert to fraction form
   52,749/72,802.26 = 30,405.96/x
3. Step 3: Cross multiply
   52,749x = 72,802.26 × 30,405.96
4. Step 4: Simplify right side
   52,749x = 2,213,622,605.47
5. Step 5: Solve for x
   x = 2,213,622,605.47/52,749
6. Step 6: Final answer
   x = 41,965.21