Finding the Fourth Proportional to 111,041.82, 153,200.43 and 63,261.54

Step by Step Solution

1. Step 1: Write the proportion equation
   111,041.82 : 153,200.43 = 63,261.54 : x
2. Step 2: Convert to fraction form
   111,041.82/153,200.43 = 63,261.54/x
3. Step 3: Cross multiply
   111,041.82x = 153,200.43 × 63,261.54
4. Step 4: Simplify right side
   111,041.82x = 9,691,695,130.46
5. Step 5: Solve for x
   x = 9,691,695,130.46/111,041.82
6. Step 6: Final answer
   x = 87,279.69