Finding the Fourth Proportional to 83,448.18, 115,155.81 and 45,721.62

Step by Step Solution

1. Step 1: Write the proportion equation
   83,448.18 : 115,155.81 = 45,721.62 : x
2. Step 2: Convert to fraction form
   83,448.18/115,155.81 = 45,721.62/x
3. Step 3: Cross multiply
   83,448.18x = 115,155.81 × 45,721.62
4. Step 4: Simplify right side
   83,448.18x = 5,265,110,185.61
5. Step 5: Solve for x
   x = 5,265,110,185.61/83,448.18
6. Step 6: Final answer
   x = 63,094.37