Finding the Fourth Proportional to 70,164, 96,829.83 and 42,931.57

Step by Step Solution

1. Step 1: Write the proportion equation
   70,164 : 96,829.83 = 42,931.57 : x
2. Step 2: Convert to fraction form
   70,164/96,829.83 = 42,931.57/x
3. Step 3: Cross multiply
   70,164x = 96,829.83 × 42,931.57
4. Step 4: Simplify right side
   70,164x = 4,157,056,624.73
5. Step 5: Solve for x
   x = 4,157,056,624.73/70,164
6. Step 6: Final answer
   x = 59,247.71