Finding the Fourth Proportional to 238,662.51, 358,149.52 and 89,022.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,662.51 : 358,149.52 = 89,022.50 : x
2. Step 2: Convert to fraction form
   238,662.51/358,149.52 = 89,022.50/x
3. Step 3: Cross multiply
   238,662.51x = 358,149.52 × 89,022.50
4. Step 4: Simplify right side
   238,662.51x = 31,883,366,821.63
5. Step 5: Solve for x
   x = 31,883,366,821.63/238,662.51
6. Step 6: Final answer
   x = 133,591.85