Finding the Fourth Proportional to 186,877.98, 257,921.15 and 118,824.01

Step by Step Solution

1. Step 1: Write the proportion equation
   186,877.98 : 257,921.15 = 118,824.01 : x
2. Step 2: Convert to fraction form
   186,877.98/257,921.15 = 118,824.01/x
3. Step 3: Cross multiply
   186,877.98x = 257,921.15 × 118,824.01
4. Step 4: Simplify right side
   186,877.98x = 30,647,224,067.89
5. Step 5: Solve for x
   x = 30,647,224,067.89/186,877.98
6. Step 6: Final answer
   x = 163,995.91