Finding the Fourth Proportional to 64,442.52, 88,889.76 and 46,563.78

Step by Step Solution

1. Step 1: Write the proportion equation
   64,442.52 : 88,889.76 = 46,563.78 : x
2. Step 2: Convert to fraction form
   64,442.52/88,889.76 = 46,563.78/x
3. Step 3: Cross multiply
   64,442.52x = 88,889.76 × 46,563.78
4. Step 4: Simplify right side
   64,442.52x = 4,139,043,228.89
5. Step 5: Solve for x
   x = 4,139,043,228.89/64,442.52
6. Step 6: Final answer
   x = 64,228.45