Finding the Fourth Proportional to 83,695.78, 115,500.18 and 45,970.03

Step by Step Solution

1. Step 1: Write the proportion equation
   83,695.78 : 115,500.18 = 45,970.03 : x
2. Step 2: Convert to fraction form
   83,695.78/115,500.18 = 45,970.03/x
3. Step 3: Cross multiply
   83,695.78x = 115,500.18 × 45,970.03
4. Step 4: Simplify right side
   83,695.78x = 5,309,546,797.79
5. Step 5: Solve for x
   x = 5,309,546,797.79/83,695.78
6. Step 6: Final answer
   x = 63,438.64