Finding the Fourth Proportional to 34,736.21, 47,900.84 and 30,895.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,736.21 : 47,900.84 = 30,895.72 : x
2. Step 2: Convert to fraction form
   34,736.21/47,900.84 = 30,895.72/x
3. Step 3: Cross multiply
   34,736.21x = 47,900.84 × 30,895.72
4. Step 4: Simplify right side
   34,736.21x = 1,479,930,666.17
5. Step 5: Solve for x
   x = 1,479,930,666.17/34,736.21
6. Step 6: Final answer
   x = 42,604.84