Finding the Fourth Proportional to 107,852.72, 148,847.88 and 64,846.28

Step by Step Solution

1. Step 1: Write the proportion equation
   107,852.72 : 148,847.88 = 64,846.28 : x
2. Step 2: Convert to fraction form
   107,852.72/148,847.88 = 64,846.28/x
3. Step 3: Cross multiply
   107,852.72x = 148,847.88 × 64,846.28
4. Step 4: Simplify right side
   107,852.72x = 9,652,231,303.89
5. Step 5: Solve for x
   x = 9,652,231,303.89/107,852.72
6. Step 6: Final answer
   x = 89,494.56