Finding the Fourth Proportional to 76,715.31, 105,836.72 and 46,924.59

Step by Step Solution

1. Step 1: Write the proportion equation
   76,715.31 : 105,836.72 = 46,924.59 : x
2. Step 2: Convert to fraction form
   76,715.31/105,836.72 = 46,924.59/x
3. Step 3: Cross multiply
   76,715.31x = 105,836.72 × 46,924.59
4. Step 4: Simplify right side
   76,715.31x = 4,966,344,458.32
5. Step 5: Solve for x
   x = 4,966,344,458.32/76,715.31
6. Step 6: Final answer
   x = 64,737.33