Finding the Fourth Proportional to 105,510.60, 158,241.06 and 30,610.98

Step by Step Solution

1. Step 1: Write the proportion equation
   105,510.60 : 158,241.06 = 30,610.98 : x
2. Step 2: Convert to fraction form
   105,510.60/158,241.06 = 30,610.98/x
3. Step 3: Cross multiply
   105,510.60x = 158,241.06 × 30,610.98
4. Step 4: Simplify right side
   105,510.60x = 4,843,913,922.84
5. Step 5: Solve for x
   x = 4,843,913,922.84/105,510.60
6. Step 6: Final answer
   x = 45,909.26