Finding the Fourth Proportional to 31,707.37, 47,526.72 and 20,622.01

Step by Step Solution

1. Step 1: Write the proportion equation
   31,707.37 : 47,526.72 = 20,622.01 : x
2. Step 2: Convert to fraction form
   31,707.37/47,526.72 = 20,622.01/x
3. Step 3: Cross multiply
   31,707.37x = 47,526.72 × 20,622.01
4. Step 4: Simplify right side
   31,707.37x = 980,096,495.11
5. Step 5: Solve for x
   x = 980,096,495.11/31,707.37
6. Step 6: Final answer
   x = 30,910.68