Finding the Fourth Proportional to 83,906.30, 115,764.47 and 47,601.69

Step by Step Solution

1. Step 1: Write the proportion equation
   83,906.30 : 115,764.47 = 47,601.69 : x
2. Step 2: Convert to fraction form
   83,906.30/115,764.47 = 47,601.69/x
3. Step 3: Cross multiply
   83,906.30x = 115,764.47 × 47,601.69
4. Step 4: Simplify right side
   83,906.30x = 5,510,584,437.63
5. Step 5: Solve for x
   x = 5,510,584,437.63/83,906.30
6. Step 6: Final answer
   x = 65,675.46