Finding the Fourth Proportional to 46,514.01, 69,765.82 and 12,782.61

Step by Step Solution

1. Step 1: Write the proportion equation
   46,514.01 : 69,765.82 = 12,782.61 : x
2. Step 2: Convert to fraction form
   46,514.01/69,765.82 = 12,782.61/x
3. Step 3: Cross multiply
   46,514.01x = 69,765.82 × 12,782.61
4. Step 4: Simplify right side
   46,514.01x = 891,789,308.34
5. Step 5: Solve for x
   x = 891,789,308.34/46,514.01
6. Step 6: Final answer
   x = 19,172.49