Finding the Fourth Proportional to 14,298.31, 21,446.43 and 4,810.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,298.31 : 21,446.43 = 4,810.69 : x
2. Step 2: Convert to fraction form
   14,298.31/21,446.43 = 4,810.69/x
3. Step 3: Cross multiply
   14,298.31x = 21,446.43 × 4,810.69
4. Step 4: Simplify right side
   14,298.31x = 103,172,126.34
5. Step 5: Solve for x
   x = 103,172,126.34/14,298.31
6. Step 6: Final answer
   x = 7,215.69