Finding the Fourth Proportional to 107,173.16, 147,871.06 and 64,134.22

Step by Step Solution

1. Step 1: Write the proportion equation
   107,173.16 : 147,871.06 = 64,134.22 : x
2. Step 2: Convert to fraction form
   107,173.16/147,871.06 = 64,134.22/x
3. Step 3: Cross multiply
   107,173.16x = 147,871.06 × 64,134.22
4. Step 4: Simplify right side
   107,173.16x = 9,483,595,093.67
5. Step 5: Solve for x
   x = 9,483,595,093.67/107,173.16
6. Step 6: Final answer
   x = 88,488.53