Finding the Fourth Proportional to 151,126.48, 208,554.55 and 83,142.00

Step by Step Solution

1. Step 1: Write the proportion equation
   151,126.48 : 208,554.55 = 83,142.00 : x
2. Step 2: Convert to fraction form
   151,126.48/208,554.55 = 83,142.00/x
3. Step 3: Cross multiply
   151,126.48x = 208,554.55 × 83,142.00
4. Step 4: Simplify right side
   151,126.48x = 17,339,642,774.80
5. Step 5: Solve for x
   x = 17,339,642,774.80/151,126.48
6. Step 6: Final answer
   x = 114,735.96