Finding the Fourth Proportional to 108,978.50, 163,477.14 and 30,092.74

Step by Step Solution

1. Step 1: Write the proportion equation
   108,978.50 : 163,477.14 = 30,092.74 : x
2. Step 2: Convert to fraction form
   108,978.50/163,477.14 = 30,092.74/x
3. Step 3: Cross multiply
   108,978.50x = 163,477.14 × 30,092.74
4. Step 4: Simplify right side
   108,978.50x = 4,919,475,069.96
5. Step 5: Solve for x
   x = 4,919,475,069.96/108,978.50
6. Step 6: Final answer
   x = 45,141.70