Finding the Fourth Proportional to 150,095.84, 207,129.96 and 82,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   150,095.84 : 207,129.96 = 82,111.12 : x
2. Step 2: Convert to fraction form
   150,095.84/207,129.96 = 82,111.12/x
3. Step 3: Cross multiply
   150,095.84x = 207,129.96 × 82,111.12
4. Step 4: Simplify right side
   150,095.84x = 17,007,672,483.33
5. Step 5: Solve for x
   x = 17,007,672,483.33/150,095.84
6. Step 6: Final answer
   x = 113,312.09