Finding the Fourth Proportional to 89,243, 133,869.98 and 26,913.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,243 : 133,869.98 = 26,913.50 : x
2. Step 2: Convert to fraction form
   89,243/133,869.98 = 26,913.50/x
3. Step 3: Cross multiply
   89,243x = 133,869.98 × 26,913.50
4. Step 4: Simplify right side
   89,243x = 3,602,909,706.73
5. Step 5: Solve for x
   x = 3,602,909,706.73/89,243
6. Step 6: Final answer
   x = 40,371.90