Finding the Fourth Proportional to 83,064.96, 114,631.20 and 45,340.56

Step by Step Solution

1. Step 1: Write the proportion equation
   83,064.96 : 114,631.20 = 45,340.56 : x
2. Step 2: Convert to fraction form
   83,064.96/114,631.20 = 45,340.56/x
3. Step 3: Cross multiply
   83,064.96x = 114,631.20 × 45,340.56
4. Step 4: Simplify right side
   83,064.96x = 5,197,442,801.47
5. Step 5: Solve for x
   x = 5,197,442,801.47/83,064.96
6. Step 6: Final answer
   x = 62,570.82