Finding the Fourth Proportional to 112,390.88, 168,610.62 and 59,792.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,390.88 : 168,610.62 = 59,792.72 : x
2. Step 2: Convert to fraction form
   112,390.88/168,610.62 = 59,792.72/x
3. Step 3: Cross multiply
   112,390.88x = 168,610.62 × 59,792.72
4. Step 4: Simplify right side
   112,390.88x = 10,081,687,590.69
5. Step 5: Solve for x
   x = 10,081,687,590.69/112,390.88
6. Step 6: Final answer
   x = 89,702.01