Finding the Fourth Proportional to 115,263, 159,065.37 and 64,962

Step by Step Solution

1. Step 1: Write the proportion equation
   115,263 : 159,065.37 = 64,962 : x
2. Step 2: Convert to fraction form
   115,263/159,065.37 = 64,962/x
3. Step 3: Cross multiply
   115,263x = 159,065.37 × 64,962
4. Step 4: Simplify right side
   115,263x = 10,333,204,565.94
5. Step 5: Solve for x
   x = 10,333,204,565.94/115,263
6. Step 6: Final answer
   x = 89,648.93