Finding the Fourth Proportional to 78,318.42, 108,030.24 and 46,464.75

Step by Step Solution

1. Step 1: Write the proportion equation
   78,318.42 : 108,030.24 = 46,464.75 : x
2. Step 2: Convert to fraction form
   78,318.42/108,030.24 = 46,464.75/x
3. Step 3: Cross multiply
   78,318.42x = 108,030.24 × 46,464.75
4. Step 4: Simplify right side
   78,318.42x = 5,019,598,094.04
5. Step 5: Solve for x
   x = 5,019,598,094.04/78,318.42
6. Step 6: Final answer
   x = 64,092.18