Finding the Fourth Proportional to 112,925.51, 169,443.54 and 79,858.07

Step by Step Solution

1. Step 1: Write the proportion equation
   112,925.51 : 169,443.54 = 79,858.07 : x
2. Step 2: Convert to fraction form
   112,925.51/169,443.54 = 79,858.07/x
3. Step 3: Cross multiply
   112,925.51x = 169,443.54 × 79,858.07
4. Step 4: Simplify right side
   112,925.51x = 13,531,433,231.15
5. Step 5: Solve for x
   x = 13,531,433,231.15/112,925.51
6. Step 6: Final answer
   x = 119,826.19