Finding the Fourth Proportional to 34,485.50, 47,590.04 and 19,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,485.50 : 47,590.04 = 19,581.50 : x
2. Step 2: Convert to fraction form
   34,485.50/47,590.04 = 19,581.50/x
3. Step 3: Cross multiply
   34,485.50x = 47,590.04 × 19,581.50
4. Step 4: Simplify right side
   34,485.50x = 931,884,368.26
5. Step 5: Solve for x
   x = 931,884,368.26/34,485.50
6. Step 6: Final answer
   x = 27,022.50