Finding the Fourth Proportional to 105,188.72, 157,724.76 and 35,029.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,188.72 : 157,724.76 = 35,029.76 : x
2. Step 2: Convert to fraction form
   105,188.72/157,724.76 = 35,029.76/x
3. Step 3: Cross multiply
   105,188.72x = 157,724.76 × 35,029.76
4. Step 4: Simplify right side
   105,188.72x = 5,525,060,488.86
5. Step 5: Solve for x
   x = 5,525,060,488.86/105,188.72
6. Step 6: Final answer
   x = 52,525.22