Finding the Fourth Proportional to 1,109,895.51, 1,664,889.98 and 351,766.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,895.51 : 1,664,889.98 = 351,766.89 : x
2. Step 2: Convert to fraction form
   1,109,895.51/1,664,889.98 = 351,766.89/x
3. Step 3: Cross multiply
   1,109,895.51x = 1,664,889.98 × 351,766.89
4. Step 4: Simplify right side
   1,109,895.51x = 585,653,174,369.78
5. Step 5: Solve for x
   x = 585,653,174,369.78/1,109,895.51
6. Step 6: Final answer
   x = 527,665.14