Finding the Fourth Proportional to 141,439.98, 195,185.52 and 77,773.98

Step by Step Solution

1. Step 1: Write the proportion equation
   141,439.98 : 195,185.52 = 77,773.98 : x
2. Step 2: Convert to fraction form
   141,439.98/195,185.52 = 77,773.98/x
3. Step 3: Cross multiply
   141,439.98x = 195,185.52 × 77,773.98
4. Step 4: Simplify right side
   141,439.98x = 15,180,354,728.77
5. Step 5: Solve for x
   x = 15,180,354,728.77/141,439.98
6. Step 6: Final answer
   x = 107,327.18