Finding the Fourth Proportional to 64,367.82, 88,734.54 and 45,189.21

Step by Step Solution

1. Step 1: Write the proportion equation
   64,367.82 : 88,734.54 = 45,189.21 : x
2. Step 2: Convert to fraction form
   64,367.82/88,734.54 = 45,189.21/x
3. Step 3: Cross multiply
   64,367.82x = 88,734.54 × 45,189.21
4. Step 4: Simplify right side
   64,367.82x = 4,009,843,762.31
5. Step 5: Solve for x
   x = 4,009,843,762.31/64,367.82
6. Step 6: Final answer
   x = 62,295.78