Finding the Fourth Proportional to 151,581, 209,196.56 and 113,274.03

Step by Step Solution

1. Step 1: Write the proportion equation
   151,581 : 209,196.56 = 113,274.03 : x
2. Step 2: Convert to fraction form
   151,581/209,196.56 = 113,274.03/x
3. Step 3: Cross multiply
   151,581x = 209,196.56 × 113,274.03
4. Step 4: Simplify right side
   151,581x = 23,696,537,413.34
5. Step 5: Solve for x
   x = 23,696,537,413.34/151,581
6. Step 6: Final answer
   x = 156,329.21