Finding the Fourth Proportional to 381,476.82, 572,096.16 and 132,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   381,476.82 : 572,096.16 = 132,100.50 : x
2. Step 2: Convert to fraction form
   381,476.82/572,096.16 = 132,100.50/x
3. Step 3: Cross multiply
   381,476.82x = 572,096.16 × 132,100.50
4. Step 4: Simplify right side
   381,476.82x = 75,574,188,784.08
5. Step 5: Solve for x
   x = 75,574,188,784.08/381,476.82
6. Step 6: Final answer
   x = 198,109.52