Finding the Fourth Proportional to 107,656.83, 161,376.69 and 67,704.37

Step by Step Solution

1. Step 1: Write the proportion equation
   107,656.83 : 161,376.69 = 67,704.37 : x
2. Step 2: Convert to fraction form
   107,656.83/161,376.69 = 67,704.37/x
3. Step 3: Cross multiply
   107,656.83x = 161,376.69 × 67,704.37
4. Step 4: Simplify right side
   107,656.83x = 10,925,906,916.11
5. Step 5: Solve for x
   x = 10,925,906,916.11/107,656.83
6. Step 6: Final answer
   x = 101,488.28