Finding the Fourth Proportional to 9,764.02, 14,645.31 and 2,838.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,764.02 : 14,645.31 = 2,838.70 : x
2. Step 2: Convert to fraction form
   9,764.02/14,645.31 = 2,838.70/x
3. Step 3: Cross multiply
   9,764.02x = 14,645.31 × 2,838.70
4. Step 4: Simplify right side
   9,764.02x = 41,573,641.50
5. Step 5: Solve for x
   x = 41,573,641.50/9,764.02
6. Step 6: Final answer
   x = 4,257.84