Finding the Fourth Proportional to 238,498.61, 357,911.94 and 98,257.24

Step by Step Solution

1. Step 1: Write the proportion equation
   238,498.61 : 357,911.94 = 98,257.24 : x
2. Step 2: Convert to fraction form
   238,498.61/357,911.94 = 98,257.24/x
3. Step 3: Cross multiply
   238,498.61x = 357,911.94 × 98,257.24
4. Step 4: Simplify right side
   238,498.61x = 35,167,437,597.89
5. Step 5: Solve for x
   x = 35,167,437,597.89/238,498.61
6. Step 6: Final answer
   x = 147,453.43