Finding the Fourth Proportional to 151,591, 209,192.74 and 83,614.32

Step by Step Solution

1. Step 1: Write the proportion equation
   151,591 : 209,192.74 = 83,614.32 : x
2. Step 2: Convert to fraction form
   151,591/209,192.74 = 83,614.32/x
3. Step 3: Cross multiply
   151,591x = 209,192.74 × 83,614.32
4. Step 4: Simplify right side
   151,591x = 17,491,508,704.04
5. Step 5: Solve for x
   x = 17,491,508,704.04/151,591
6. Step 6: Final answer
   x = 115,386.20