Finding the Fourth Proportional to 151,192.89, 208,638.41 and 83,216.32

Step by Step Solution

1. Step 1: Write the proportion equation
   151,192.89 : 208,638.41 = 83,216.32 : x
2. Step 2: Convert to fraction form
   151,192.89/208,638.41 = 83,216.32/x
3. Step 3: Cross multiply
   151,192.89x = 208,638.41 × 83,216.32
4. Step 4: Simplify right side
   151,192.89x = 17,362,119,492.38
5. Step 5: Solve for x
   x = 17,362,119,492.38/151,192.89
6. Step 6: Final answer
   x = 114,834.23