Finding the Fourth Proportional to 116,931.15, 175,397.94 and 42,104.70

Step by Step Solution

1. Step 1: Write the proportion equation
   116,931.15 : 175,397.94 = 42,104.70 : x
2. Step 2: Convert to fraction form
   116,931.15/175,397.94 = 42,104.70/x
3. Step 3: Cross multiply
   116,931.15x = 175,397.94 × 42,104.70
4. Step 4: Simplify right side
   116,931.15x = 7,385,077,644.32
5. Step 5: Solve for x
   x = 7,385,077,644.32/116,931.15
6. Step 6: Final answer
   x = 63,157.49