Finding the Fourth Proportional to 66,426.03, 91,677.69 and 43,761.42

Step by Step Solution

1. Step 1: Write the proportion equation
   66,426.03 : 91,677.69 = 43,761.42 : x
2. Step 2: Convert to fraction form
   66,426.03/91,677.69 = 43,761.42/x
3. Step 3: Cross multiply
   66,426.03x = 91,677.69 × 43,761.42
4. Step 4: Simplify right side
   66,426.03x = 4,011,945,896.72
5. Step 5: Solve for x
   x = 4,011,945,896.72/66,426.03
6. Step 6: Final answer
   x = 60,397.20