Finding the Fourth Proportional to 105,484.61, 158,193.89 and 30,609.93

Step by Step Solution

1. Step 1: Write the proportion equation
   105,484.61 : 158,193.89 = 30,609.93 : x
2. Step 2: Convert to fraction form
   105,484.61/158,193.89 = 30,609.93/x
3. Step 3: Cross multiply
   105,484.61x = 158,193.89 × 30,609.93
4. Step 4: Simplify right side
   105,484.61x = 4,842,303,746.28
5. Step 5: Solve for x
   x = 4,842,303,746.28/105,484.61
6. Step 6: Final answer
   x = 45,905.31