Finding the Fourth Proportional to 178,707.86, 268,061.89 and 112,194.70

Step by Step Solution

1. Step 1: Write the proportion equation
   178,707.86 : 268,061.89 = 112,194.70 : x
2. Step 2: Convert to fraction form
   178,707.86/268,061.89 = 112,194.70/x
3. Step 3: Cross multiply
   178,707.86x = 268,061.89 × 112,194.70
4. Step 4: Simplify right side
   178,707.86x = 30,075,124,097.55
5. Step 5: Solve for x
   x = 30,075,124,097.55/178,707.86
6. Step 6: Final answer
   x = 168,292.12