Finding the Fourth Proportional to 83,144.61, 114,735.28 and 45,411.57

Step by Step Solution

1. Step 1: Write the proportion equation
   83,144.61 : 114,735.28 = 45,411.57 : x
2. Step 2: Convert to fraction form
   83,144.61/114,735.28 = 45,411.57/x
3. Step 3: Cross multiply
   83,144.61x = 114,735.28 × 45,411.57
4. Step 4: Simplify right side
   83,144.61x = 5,210,309,199.19
5. Step 5: Solve for x
   x = 5,210,309,199.19/83,144.61
6. Step 6: Final answer
   x = 62,665.63