Finding the Fourth Proportional to 238,443.37, 357,720.45 and 69,956.89

Step by Step Solution

1. Step 1: Write the proportion equation
   238,443.37 : 357,720.45 = 69,956.89 : x
2. Step 2: Convert to fraction form
   238,443.37/357,720.45 = 69,956.89/x
3. Step 3: Cross multiply
   238,443.37x = 357,720.45 × 69,956.89
4. Step 4: Simplify right side
   238,443.37x = 25,025,009,014.76
5. Step 5: Solve for x
   x = 25,025,009,014.76/238,443.37
6. Step 6: Final answer
   x = 104,951.58