Finding the Fourth Proportional to 77,141.95, 106,450.89 and 43,144.56

Step by Step Solution

1. Step 1: Write the proportion equation
   77,141.95 : 106,450.89 = 43,144.56 : x
2. Step 2: Convert to fraction form
   77,141.95/106,450.89 = 43,144.56/x
3. Step 3: Cross multiply
   77,141.95x = 106,450.89 × 43,144.56
4. Step 4: Simplify right side
   77,141.95x = 4,592,776,140.10
5. Step 5: Solve for x
   x = 4,592,776,140.10/77,141.95
6. Step 6: Final answer
   x = 59,536.68