Finding the Fourth Proportional to 238,417.50, 329,021.88 and 130,994.46

Step by Step Solution

1. Step 1: Write the proportion equation
   238,417.50 : 329,021.88 = 130,994.46 : x
2. Step 2: Convert to fraction form
   238,417.50/329,021.88 = 130,994.46/x
3. Step 3: Cross multiply
   238,417.50x = 329,021.88 × 130,994.46
4. Step 4: Simplify right side
   238,417.50x = 43,100,043,498.78
5. Step 5: Solve for x
   x = 43,100,043,498.78/238,417.50
6. Step 6: Final answer
   x = 180,775.50