Finding the Fourth Proportional to 147,364.38, 221,044.86 and 88,216.56

Step by Step Solution

1. Step 1: Write the proportion equation
   147,364.38 : 221,044.86 = 88,216.56 : x
2. Step 2: Convert to fraction form
   147,364.38/221,044.86 = 88,216.56/x
3. Step 3: Cross multiply
   147,364.38x = 221,044.86 × 88,216.56
4. Step 4: Simplify right side
   147,364.38x = 19,499,817,154.88
5. Step 5: Solve for x
   x = 19,499,817,154.88/147,364.38
6. Step 6: Final answer
   x = 132,323.82