Finding the Fourth Proportional to 112,530.70, 168,769.05 and 65,043.10

Step by Step Solution

1. Step 1: Write the proportion equation
   112,530.70 : 168,769.05 = 65,043.10 : x
2. Step 2: Convert to fraction form
   112,530.70/168,769.05 = 65,043.10/x
3. Step 3: Cross multiply
   112,530.70x = 168,769.05 × 65,043.10
4. Step 4: Simplify right side
   112,530.70x = 10,977,262,196.06
5. Step 5: Solve for x
   x = 10,977,262,196.06/112,530.70
6. Step 6: Final answer
   x = 97,549.04