Finding the Fourth Proportional to 105,269.08, 157,906.50 and 35,145.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,269.08 : 157,906.50 = 35,145.88 : x
2. Step 2: Convert to fraction form
   105,269.08/157,906.50 = 35,145.88/x
3. Step 3: Cross multiply
   105,269.08x = 157,906.50 × 35,145.88
4. Step 4: Simplify right side
   105,269.08x = 5,549,762,900.22
5. Step 5: Solve for x
   x = 5,549,762,900.22/105,269.08
6. Step 6: Final answer
   x = 52,719.78