Finding the Fourth Proportional to 78,907, 108,863.34 and 46,634.76

Step by Step Solution

1. Step 1: Write the proportion equation
   78,907 : 108,863.34 = 46,634.76 : x
2. Step 2: Convert to fraction form
   78,907/108,863.34 = 46,634.76/x
3. Step 3: Cross multiply
   78,907x = 108,863.34 × 46,634.76
4. Step 4: Simplify right side
   78,907x = 5,076,815,733.70
5. Step 5: Solve for x
   x = 5,076,815,733.70/78,907
6. Step 6: Final answer
   x = 64,339.23