Finding the Fourth Proportional to 52,818, 72,892.08 and 30,462

Step by Step Solution

1. Step 1: Write the proportion equation
   52,818 : 72,892.08 = 30,462 : x
2. Step 2: Convert to fraction form
   52,818/72,892.08 = 30,462/x
3. Step 3: Cross multiply
   52,818x = 72,892.08 × 30,462
4. Step 4: Simplify right side
   52,818x = 2,220,438,540.96
5. Step 5: Solve for x
   x = 2,220,438,540.96/52,818
6. Step 6: Final answer
   x = 42,039.43