Finding the Fourth Proportional to 110,100.98, 165,157.74 and 31,209

Step by Step Solution

1. Step 1: Write the proportion equation
   110,100.98 : 165,157.74 = 31,209 : x
2. Step 2: Convert to fraction form
   110,100.98/165,157.74 = 31,209/x
3. Step 3: Cross multiply
   110,100.98x = 165,157.74 × 31,209
4. Step 4: Simplify right side
   110,100.98x = 5,154,407,907.66
5. Step 5: Solve for x
   x = 5,154,407,907.66/110,100.98
6. Step 6: Final answer
   x = 46,815.28