Finding the Fourth Proportional to 556,018.98, 767,297.86 and 314,293.04

Step by Step Solution

1. Step 1: Write the proportion equation
   556,018.98 : 767,297.86 = 314,293.04 : x
2. Step 2: Convert to fraction form
   556,018.98/767,297.86 = 314,293.04/x
3. Step 3: Cross multiply
   556,018.98x = 767,297.86 × 314,293.04
4. Step 4: Simplify right side
   556,018.98x = 241,156,377,004.89
5. Step 5: Solve for x
   x = 241,156,377,004.89/556,018.98
6. Step 6: Final answer
   x = 433,719.69