Finding the Fourth Proportional to 111,573.52, 153,926.94 and 71,276.83

Step by Step Solution

1. Step 1: Write the proportion equation
   111,573.52 : 153,926.94 = 71,276.83 : x
2. Step 2: Convert to fraction form
   111,573.52/153,926.94 = 71,276.83/x
3. Step 3: Cross multiply
   111,573.52x = 153,926.94 × 71,276.83
4. Step 4: Simplify right side
   111,573.52x = 10,971,424,334.80
5. Step 5: Solve for x
   x = 10,971,424,334.80/111,573.52
6. Step 6: Final answer
   x = 98,333.59