Finding the Fourth Proportional to 151,049.72, 208,443.16 and 83,066.12

Step by Step Solution

1. Step 1: Write the proportion equation
   151,049.72 : 208,443.16 = 83,066.12 : x
2. Step 2: Convert to fraction form
   151,049.72/208,443.16 = 83,066.12/x
3. Step 3: Cross multiply
   151,049.72x = 208,443.16 × 83,066.12
4. Step 4: Simplify right side
   151,049.72x = 17,314,564,541.74
5. Step 5: Solve for x
   x = 17,314,564,541.74/151,049.72
6. Step 6: Final answer
   x = 114,628.25