Finding the Fourth Proportional to 64,434.25, 88,890.12 and 41,778.98

Step by Step Solution

1. Step 1: Write the proportion equation
   64,434.25 : 88,890.12 = 41,778.98 : x
2. Step 2: Convert to fraction form
   64,434.25/88,890.12 = 41,778.98/x
3. Step 3: Cross multiply
   64,434.25x = 88,890.12 × 41,778.98
4. Step 4: Simplify right side
   64,434.25x = 3,713,737,892.33
5. Step 5: Solve for x
   x = 3,713,737,892.33/64,434.25
6. Step 6: Final answer
   x = 57,636.09