Finding the Fourth Proportional to 117,160.74, 175,704.76 and 42,271.16

Step by Step Solution

1. Step 1: Write the proportion equation
   117,160.74 : 175,704.76 = 42,271.16 : x
2. Step 2: Convert to fraction form
   117,160.74/175,704.76 = 42,271.16/x
3. Step 3: Cross multiply
   117,160.74x = 175,704.76 × 42,271.16
4. Step 4: Simplify right side
   117,160.74x = 7,427,244,022.72
5. Step 5: Solve for x
   x = 7,427,244,022.72/117,160.74
6. Step 6: Final answer
   x = 63,393.63