Finding the Fourth Proportional to 151,282.84, 208,768.56 and 83,298.40

Step by Step Solution

1. Step 1: Write the proportion equation
   151,282.84 : 208,768.56 = 83,298.40 : x
2. Step 2: Convert to fraction form
   151,282.84/208,768.56 = 83,298.40/x
3. Step 3: Cross multiply
   151,282.84x = 208,768.56 × 83,298.40
4. Step 4: Simplify right side
   151,282.84x = 17,390,087,018.30
5. Step 5: Solve for x
   x = 17,390,087,018.30/151,282.84
6. Step 6: Final answer
   x = 114,950.82