Finding the Fourth Proportional to 83,447, 115,159.56 and 45,723.68

Step by Step Solution

1. Step 1: Write the proportion equation
   83,447 : 115,159.56 = 45,723.68 : x
2. Step 2: Convert to fraction form
   83,447/115,159.56 = 45,723.68/x
3. Step 3: Cross multiply
   83,447x = 115,159.56 × 45,723.68
4. Step 4: Simplify right side
   83,447x = 5,265,518,870.38
5. Step 5: Solve for x
   x = 5,265,518,870.38/83,447
6. Step 6: Final answer
   x = 63,100.16