Finding the Fourth Proportional to 83,930.04, 115,823.52 and 45,689.40

Step by Step Solution

1. Step 1: Write the proportion equation
   83,930.04 : 115,823.52 = 45,689.40 : x
2. Step 2: Convert to fraction form
   83,930.04/115,823.52 = 45,689.40/x
3. Step 3: Cross multiply
   83,930.04x = 115,823.52 × 45,689.40
4. Step 4: Simplify right side
   83,930.04x = 5,291,907,134.69
5. Step 5: Solve for x
   x = 5,291,907,134.69/83,930.04
6. Step 6: Final answer
   x = 63,051.41