Finding the Fourth Proportional to 62,949.76, 86,870 and 34,654.88

Step by Step Solution

1. Step 1: Write the proportion equation
   62,949.76 : 86,870 = 34,654.88 : x
2. Step 2: Convert to fraction form
   62,949.76/86,870 = 34,654.88/x
3. Step 3: Cross multiply
   62,949.76x = 86,870 × 34,654.88
4. Step 4: Simplify right side
   62,949.76x = 3,010,469,425.60
5. Step 5: Solve for x
   x = 3,010,469,425.60/62,949.76
6. Step 6: Final answer
   x = 47,823.37