Finding the Fourth Proportional to 34,091.61, 47,046.40 and 19,947.18

Step by Step Solution

1. Step 1: Write the proportion equation
   34,091.61 : 47,046.40 = 19,947.18 : x
2. Step 2: Convert to fraction form
   34,091.61/47,046.40 = 19,947.18/x
3. Step 3: Cross multiply
   34,091.61x = 47,046.40 × 19,947.18
4. Step 4: Simplify right side
   34,091.61x = 938,443,009.15
5. Step 5: Solve for x
   x = 938,443,009.15/34,091.61
6. Step 6: Final answer
   x = 27,527.10