Finding the Fourth Proportional to 142,094.88, 196,085.88 and 78,432.53

Step by Step Solution

1. Step 1: Write the proportion equation
   142,094.88 : 196,085.88 = 78,432.53 : x
2. Step 2: Convert to fraction form
   142,094.88/196,085.88 = 78,432.53/x
3. Step 3: Cross multiply
   142,094.88x = 196,085.88 × 78,432.53
4. Step 4: Simplify right side
   142,094.88x = 15,379,510,685.25
5. Step 5: Solve for x
   x = 15,379,510,685.25/142,094.88
6. Step 6: Final answer
   x = 108,234.09