Finding the Fourth Proportional to 70,124.05, 96,774.82 and 42,891.60

Step by Step Solution

1. Step 1: Write the proportion equation
   70,124.05 : 96,774.82 = 42,891.60 : x
2. Step 2: Convert to fraction form
   70,124.05/96,774.82 = 42,891.60/x
3. Step 3: Cross multiply
   70,124.05x = 96,774.82 × 42,891.60
4. Step 4: Simplify right side
   70,124.05x = 4,150,826,655.05
5. Step 5: Solve for x
   x = 4,150,826,655.05/70,124.05
6. Step 6: Final answer
   x = 59,192.63