Finding the Fourth Proportional to 141,677.96, 195,508.56 and 78,003.86

Step by Step Solution

1. Step 1: Write the proportion equation
   141,677.96 : 195,508.56 = 78,003.86 : x
2. Step 2: Convert to fraction form
   141,677.96/195,508.56 = 78,003.86/x
3. Step 3: Cross multiply
   141,677.96x = 195,508.56 × 78,003.86
4. Step 4: Simplify right side
   141,677.96x = 15,250,421,365.50
5. Step 5: Solve for x
   x = 15,250,421,365.50/141,677.96
6. Step 6: Final answer
   x = 107,641.46