Finding the Fourth Proportional to 81,113.34, 111,935.23 and 45,303.87

Step by Step Solution

1. Step 1: Write the proportion equation
   81,113.34 : 111,935.23 = 45,303.87 : x
2. Step 2: Convert to fraction form
   81,113.34/111,935.23 = 45,303.87/x
3. Step 3: Cross multiply
   81,113.34x = 111,935.23 × 45,303.87
4. Step 4: Simplify right side
   81,113.34x = 5,071,099,108.34
5. Step 5: Solve for x
   x = 5,071,099,108.34/81,113.34
6. Step 6: Final answer
   x = 62,518.68