Finding the Fourth Proportional to 83,410.24, 115,106.16 and 45,685.12

Step by Step Solution

1. Step 1: Write the proportion equation
   83,410.24 : 115,106.16 = 45,685.12 : x
2. Step 2: Convert to fraction form
   83,410.24/115,106.16 = 45,685.12/x
3. Step 3: Cross multiply
   83,410.24x = 115,106.16 × 45,685.12
4. Step 4: Simplify right side
   83,410.24x = 5,258,638,732.34
5. Step 5: Solve for x
   x = 5,258,638,732.34/83,410.24
6. Step 6: Final answer
   x = 63,045.48