Finding the Fourth Proportional to 112,401.70, 168,575.55 and 64,914.10

Step by Step Solution

1. Step 1: Write the proportion equation
   112,401.70 : 168,575.55 = 64,914.10 : x
2. Step 2: Convert to fraction form
   112,401.70/168,575.55 = 64,914.10/x
3. Step 3: Cross multiply
   112,401.70x = 168,575.55 × 64,914.10
4. Step 4: Simplify right side
   112,401.70x = 10,942,930,110.26
5. Step 5: Solve for x
   x = 10,942,930,110.26/112,401.70
6. Step 6: Final answer
   x = 97,355.56