Finding the Fourth Proportional to 47,802.03, 71,702.43 and 21,488.18

Step by Step Solution

1. Step 1: Write the proportion equation
   47,802.03 : 71,702.43 = 21,488.18 : x
2. Step 2: Convert to fraction form
   47,802.03/71,702.43 = 21,488.18/x
3. Step 3: Cross multiply
   47,802.03x = 71,702.43 × 21,488.18
4. Step 4: Simplify right side
   47,802.03x = 1,540,754,363.77
5. Step 5: Solve for x
   x = 1,540,754,363.77/47,802.03
6. Step 6: Final answer
   x = 32,231.99