Finding the Fourth Proportional to 103,953.61, 155,934.31 and 47,016.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,953.61 : 155,934.31 = 47,016.69 : x
2. Step 2: Convert to fraction form
   103,953.61/155,934.31 = 47,016.69/x
3. Step 3: Cross multiply
   103,953.61x = 155,934.31 × 47,016.69
4. Step 4: Simplify right side
   103,953.61x = 7,331,514,333.96
5. Step 5: Solve for x
   x = 7,331,514,333.96/103,953.61
6. Step 6: Final answer
   x = 70,526.79