Finding the Fourth Proportional to 64,971.93, 89,634.56 and 43,758.03

Step by Step Solution

1. Step 1: Write the proportion equation
   64,971.93 : 89,634.56 = 43,758.03 : x
2. Step 2: Convert to fraction form
   64,971.93/89,634.56 = 43,758.03/x
3. Step 3: Cross multiply
   64,971.93x = 89,634.56 × 43,758.03
4. Step 4: Simplify right side
   64,971.93x = 3,922,231,546.73
5. Step 5: Solve for x
   x = 3,922,231,546.73/64,971.93
6. Step 6: Final answer
   x = 60,368.09