Finding the Fourth Proportional to 1,148,277.72, 1,722,665.50 and 349,538.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,148,277.72 : 1,722,665.50 = 349,538.38 : x
2. Step 2: Convert to fraction form
   1,148,277.72/1,722,665.50 = 349,538.38/x
3. Step 3: Cross multiply
   1,148,277.72x = 1,722,665.50 × 349,538.38
4. Step 4: Simplify right side
   1,148,277.72x = 602,137,708,151.89
5. Step 5: Solve for x
   x = 602,137,708,151.89/1,148,277.72
6. Step 6: Final answer
   x = 524,383.34