Finding the Fourth Proportional to 78,436.76, 108,234.63 and 46,599.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,436.76 : 108,234.63 = 46,599.50 : x
2. Step 2: Convert to fraction form
   78,436.76/108,234.63 = 46,599.50/x
3. Step 3: Cross multiply
   78,436.76x = 108,234.63 × 46,599.50
4. Step 4: Simplify right side
   78,436.76x = 5,043,679,911.27
5. Step 5: Solve for x
   x = 5,043,679,911.27/78,436.76
6. Step 6: Final answer
   x = 64,302.51