Finding the Fourth Proportional to 64,399, 88,840.38 and 45,546.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,399 : 88,840.38 = 45,546.52 : x
2. Step 2: Convert to fraction form
   64,399/88,840.38 = 45,546.52/x
3. Step 3: Cross multiply
   64,399x = 88,840.38 × 45,546.52
4. Step 4: Simplify right side
   64,399x = 4,046,370,144.48
5. Step 5: Solve for x
   x = 4,046,370,144.48/64,399
6. Step 6: Final answer
   x = 62,832.81