Finding the Fourth Proportional to 65,922.56, 91,015.12 and 43,301.76

Step by Step Solution

1. Step 1: Write the proportion equation
   65,922.56 : 91,015.12 = 43,301.76 : x
2. Step 2: Convert to fraction form
   65,922.56/91,015.12 = 43,301.76/x
3. Step 3: Cross multiply
   65,922.56x = 91,015.12 × 43,301.76
4. Step 4: Simplify right side
   65,922.56x = 3,941,114,882.61
5. Step 5: Solve for x
   x = 3,941,114,882.61/65,922.56
6. Step 6: Final answer
   x = 59,784.01