Finding the Fourth Proportional to 52,485.58, 78,699.46 and 35,864.38

Step by Step Solution

1. Step 1: Write the proportion equation
   52,485.58 : 78,699.46 = 35,864.38 : x
2. Step 2: Convert to fraction form
   52,485.58/78,699.46 = 35,864.38/x
3. Step 3: Cross multiply
   52,485.58x = 78,699.46 × 35,864.38
4. Step 4: Simplify right side
   52,485.58x = 2,822,507,339.23
5. Step 5: Solve for x
   x = 2,822,507,339.23/52,485.58
6. Step 6: Final answer
   x = 53,776.82