Finding the Fourth Proportional to 83,410.50, 115,106.50 and 45,684.75

Step by Step Solution

1. Step 1: Write the proportion equation
   83,410.50 : 115,106.50 = 45,684.75 : x
2. Step 2: Convert to fraction form
   83,410.50/115,106.50 = 45,684.75/x
3. Step 3: Cross multiply
   83,410.50x = 115,106.50 × 45,684.75
4. Step 4: Simplify right side
   83,410.50x = 5,258,611,675.88
5. Step 5: Solve for x
   x = 5,258,611,675.88/83,410.50
6. Step 6: Final answer
   x = 63,044.96