Finding the Fourth Proportional to 238,841.73, 358,151.90 and 89,041.82

Step by Step Solution

1. Step 1: Write the proportion equation
   238,841.73 : 358,151.90 = 89,041.82 : x
2. Step 2: Convert to fraction form
   238,841.73/358,151.90 = 89,041.82/x
3. Step 3: Cross multiply
   238,841.73x = 358,151.90 × 89,041.82
4. Step 4: Simplify right side
   238,841.73x = 31,890,494,776.49
5. Step 5: Solve for x
   x = 31,890,494,776.49/238,841.73
6. Step 6: Final answer
   x = 133,521.45