Finding the Fourth Proportional to 112,087.86, 168,134.10 and 45,482.46

Step by Step Solution

1. Step 1: Write the proportion equation
   112,087.86 : 168,134.10 = 45,482.46 : x
2. Step 2: Convert to fraction form
   112,087.86/168,134.10 = 45,482.46/x
3. Step 3: Cross multiply
   112,087.86x = 168,134.10 × 45,482.46
4. Step 4: Simplify right side
   112,087.86x = 7,647,152,477.89
5. Step 5: Solve for x
   x = 7,647,152,477.89/112,087.86
6. Step 6: Final answer
   x = 68,224.63