Finding the Fourth Proportional to 69,665.16, 96,167.31 and 47,034.78

Step by Step Solution

1. Step 1: Write the proportion equation
   69,665.16 : 96,167.31 = 47,034.78 : x
2. Step 2: Convert to fraction form
   69,665.16/96,167.31 = 47,034.78/x
3. Step 3: Cross multiply
   69,665.16x = 96,167.31 × 47,034.78
4. Step 4: Simplify right side
   69,665.16x = 4,523,208,269.04
5. Step 5: Solve for x
   x = 4,523,208,269.04/69,665.16
6. Step 6: Final answer
   x = 64,927.84