Finding the Fourth Proportional to 78,311.73, 108,070.35 and 46,487.01

Step by Step Solution

1. Step 1: Write the proportion equation
   78,311.73 : 108,070.35 = 46,487.01 : x
2. Step 2: Convert to fraction form
   78,311.73/108,070.35 = 46,487.01/x
3. Step 3: Cross multiply
   78,311.73x = 108,070.35 × 46,487.01
4. Step 4: Simplify right side
   78,311.73x = 5,023,867,441.15
5. Step 5: Solve for x
   x = 5,023,867,441.15/78,311.73
6. Step 6: Final answer
   x = 64,152.17