Finding the Fourth Proportional to 78,253.72, 107,987.22 and 46,403.56

Step by Step Solution

1. Step 1: Write the proportion equation
   78,253.72 : 107,987.22 = 46,403.56 : x
2. Step 2: Convert to fraction form
   78,253.72/107,987.22 = 46,403.56/x
3. Step 3: Cross multiply
   78,253.72x = 107,987.22 × 46,403.56
4. Step 4: Simplify right side
   78,253.72x = 5,010,991,442.50
5. Step 5: Solve for x
   x = 5,010,991,442.50/78,253.72
6. Step 6: Final answer
   x = 64,035.19