Finding the Fourth Proportional to 141,859.56, 212,840.15 and 60,772.56

Step by Step Solution

1. Step 1: Write the proportion equation
   141,859.56 : 212,840.15 = 60,772.56 : x
2. Step 2: Convert to fraction form
   141,859.56/212,840.15 = 60,772.56/x
3. Step 3: Cross multiply
   141,859.56x = 212,840.15 × 60,772.56
4. Step 4: Simplify right side
   141,859.56x = 12,934,840,482.42
5. Step 5: Solve for x
   x = 12,934,840,482.42/141,859.56
6. Step 6: Final answer
   x = 91,180.60