Finding the Fourth Proportional to 81,111.49, 111,922.80 and 45,296.94

Step by Step Solution

1. Step 1: Write the proportion equation
   81,111.49 : 111,922.80 = 45,296.94 : x
2. Step 2: Convert to fraction form
   81,111.49/111,922.80 = 45,296.94/x
3. Step 3: Cross multiply
   81,111.49x = 111,922.80 × 45,296.94
4. Step 4: Simplify right side
   81,111.49x = 5,069,759,570.13
5. Step 5: Solve for x
   x = 5,069,759,570.13/81,111.49
6. Step 6: Final answer
   x = 62,503.59