Finding the Fourth Proportional to 141,723.34, 195,587.08 and 78,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   141,723.34 : 195,587.08 = 78,061.12 : x
2. Step 2: Convert to fraction form
   141,723.34/195,587.08 = 78,061.12/x
3. Step 3: Cross multiply
   141,723.34x = 195,587.08 × 78,061.12
4. Step 4: Simplify right side
   141,723.34x = 15,267,746,522.33
5. Step 5: Solve for x
   x = 15,267,746,522.33/141,723.34
6. Step 6: Final answer
   x = 107,729.23