Finding the Fourth Proportional to 52,634.50, 72,635.61 and 30,278.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,634.50 : 72,635.61 = 30,278.50 : x
2. Step 2: Convert to fraction form
   52,634.50/72,635.61 = 30,278.50/x
3. Step 3: Cross multiply
   52,634.50x = 72,635.61 × 30,278.50
4. Step 4: Simplify right side
   52,634.50x = 2,199,297,317.39
5. Step 5: Solve for x
   x = 2,199,297,317.39/52,634.50
6. Step 6: Final answer
   x = 41,784.33