Finding the Fourth Proportional to 112,375.90, 168,562.68 and 64,960.82

Step by Step Solution

1. Step 1: Write the proportion equation
   112,375.90 : 168,562.68 = 64,960.82 : x
2. Step 2: Convert to fraction form
   112,375.90/168,562.68 = 64,960.82/x
3. Step 3: Cross multiply
   112,375.90x = 168,562.68 × 64,960.82
4. Step 4: Simplify right side
   112,375.90x = 10,949,969,914.20
5. Step 5: Solve for x
   x = 10,949,969,914.20/112,375.90
6. Step 6: Final answer
   x = 97,440.55