Finding the Fourth Proportional to 52,956, 73,085.76 and 30,600

Step by Step Solution

1. Step 1: Write the proportion equation
   52,956 : 73,085.76 = 30,600 : x
2. Step 2: Convert to fraction form
   52,956/73,085.76 = 30,600/x
3. Step 3: Cross multiply
   52,956x = 73,085.76 × 30,600
4. Step 4: Simplify right side
   52,956x = 2,236,424,256
5. Step 5: Solve for x
   x = 2,236,424,256/52,956
6. Step 6: Final answer
   x = 42,231.74