Finding the Fourth Proportional to 105,118.88, 157,681.92 and 34,039.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,118.88 : 157,681.92 = 34,039.76 : x
2. Step 2: Convert to fraction form
   105,118.88/157,681.92 = 34,039.76/x
3. Step 3: Cross multiply
   105,118.88x = 157,681.92 × 34,039.76
4. Step 4: Simplify right side
   105,118.88x = 5,367,454,713.14
5. Step 5: Solve for x
   x = 5,367,454,713.14/105,118.88
6. Step 6: Final answer
   x = 51,060.81