Finding the Fourth Proportional to 112,499.93, 168,666.33 and 68,116.07

Step by Step Solution

1. Step 1: Write the proportion equation
   112,499.93 : 168,666.33 = 68,116.07 : x
2. Step 2: Convert to fraction form
   112,499.93/168,666.33 = 68,116.07/x
3. Step 3: Cross multiply
   112,499.93x = 168,666.33 × 68,116.07
4. Step 4: Simplify right side
   112,499.93x = 11,488,887,540.92
5. Step 5: Solve for x
   x = 11,488,887,540.92/112,499.93
6. Step 6: Final answer
   x = 102,123.51