Finding the Fourth Proportional to 70,156.56, 96,771 and 42,919.92

Step by Step Solution

1. Step 1: Write the proportion equation
   70,156.56 : 96,771 = 42,919.92 : x
2. Step 2: Convert to fraction form
   70,156.56/96,771 = 42,919.92/x
3. Step 3: Cross multiply
   70,156.56x = 96,771 × 42,919.92
4. Step 4: Simplify right side
   70,156.56x = 4,153,403,578.32
5. Step 5: Solve for x
   x = 4,153,403,578.32/70,156.56
6. Step 6: Final answer
   x = 59,201.93