Finding the Fourth Proportional to 147,641.89, 221,256.96 and 111,588.76

Step by Step Solution

1. Step 1: Write the proportion equation
   147,641.89 : 221,256.96 = 111,588.76 : x
2. Step 2: Convert to fraction form
   147,641.89/221,256.96 = 111,588.76/x
3. Step 3: Cross multiply
   147,641.89x = 221,256.96 × 111,588.76
4. Step 4: Simplify right side
   147,641.89x = 24,689,789,807.77
5. Step 5: Solve for x
   x = 24,689,789,807.77/147,641.89
6. Step 6: Final answer
   x = 167,227.54