Finding the Fourth Proportional to 46,381.10, 69,562.89 and 19,722.15

Step by Step Solution

1. Step 1: Write the proportion equation
   46,381.10 : 69,562.89 = 19,722.15 : x
2. Step 2: Convert to fraction form
   46,381.10/69,562.89 = 19,722.15/x
3. Step 3: Cross multiply
   46,381.10x = 69,562.89 × 19,722.15
4. Step 4: Simplify right side
   46,381.10x = 1,371,929,751.01
5. Step 5: Solve for x
   x = 1,371,929,751.01/46,381.10
6. Step 6: Final answer
   x = 29,579.50