Finding the Fourth Proportional to 107,588.88, 161,408.52 and 105,803.76

Step by Step Solution

1. Step 1: Write the proportion equation
   107,588.88 : 161,408.52 = 105,803.76 : x
2. Step 2: Convert to fraction form
   107,588.88/161,408.52 = 105,803.76/x
3. Step 3: Cross multiply
   107,588.88x = 161,408.52 × 105,803.76
4. Step 4: Simplify right side
   107,588.88x = 17,077,628,312.04
5. Step 5: Solve for x
   x = 17,077,628,312.04/107,588.88
6. Step 6: Final answer
   x = 158,730.42