Finding the Fourth Proportional to 131,627.34, 197,440.86 and 42,880.71

Step by Step Solution

1. Step 1: Write the proportion equation
   131,627.34 : 197,440.86 = 42,880.71 : x
2. Step 2: Convert to fraction form
   131,627.34/197,440.86 = 42,880.71/x
3. Step 3: Cross multiply
   131,627.34x = 197,440.86 × 42,880.71
4. Step 4: Simplify right side
   131,627.34x = 8,466,404,259.81
5. Step 5: Solve for x
   x = 8,466,404,259.81/131,627.34
6. Step 6: Final answer
   x = 64,321.02