Finding the Fourth Proportional to 69,696.11, 96,181 and 42,856.15

Step by Step Solution

1. Step 1: Write the proportion equation
   69,696.11 : 96,181 = 42,856.15 : x
2. Step 2: Convert to fraction form
   69,696.11/96,181 = 42,856.15/x
3. Step 3: Cross multiply
   69,696.11x = 96,181 × 42,856.15
4. Step 4: Simplify right side
   69,696.11x = 4,121,947,363.15
5. Step 5: Solve for x
   x = 4,121,947,363.15/69,696.11
6. Step 6: Final answer
   x = 59,141.71