Finding the Fourth Proportional to 45,983.82, 68,978.16 and 19,662.06

Step by Step Solution

1. Step 1: Write the proportion equation
   45,983.82 : 68,978.16 = 19,662.06 : x
2. Step 2: Convert to fraction form
   45,983.82/68,978.16 = 19,662.06/x
3. Step 3: Cross multiply
   45,983.82x = 68,978.16 × 19,662.06
4. Step 4: Simplify right side
   45,983.82x = 1,356,252,720.61
5. Step 5: Solve for x
   x = 1,356,252,720.61/45,983.82
6. Step 6: Final answer
   x = 29,494.13