Finding the Fourth Proportional to 276,870.02, 382,080.89 and 149,545.61

Step by Step Solution

1. Step 1: Write the proportion equation
   276,870.02 : 382,080.89 = 149,545.61 : x
2. Step 2: Convert to fraction form
   276,870.02/382,080.89 = 149,545.61/x
3. Step 3: Cross multiply
   276,870.02x = 382,080.89 × 149,545.61
4. Step 4: Simplify right side
   276,870.02x = 57,138,520,138.26
5. Step 5: Solve for x
   x = 57,138,520,138.26/276,870.02
6. Step 6: Final answer
   x = 206,373.09