Finding the Fourth Proportional to 62,819.34, 86,689 and 34,521.18

Step by Step Solution

1. Step 1: Write the proportion equation
   62,819.34 : 86,689 = 34,521.18 : x
2. Step 2: Convert to fraction form
   62,819.34/86,689 = 34,521.18/x
3. Step 3: Cross multiply
   62,819.34x = 86,689 × 34,521.18
4. Step 4: Simplify right side
   62,819.34x = 2,992,606,573.02
5. Step 5: Solve for x
   x = 2,992,606,573.02/62,819.34
6. Step 6: Final answer
   x = 47,638.30