Finding the Fourth Proportional to 302,499.42, 453,249.90 and 175,783.98

Step by Step Solution

1. Step 1: Write the proportion equation
   302,499.42 : 453,249.90 = 175,783.98 : x
2. Step 2: Convert to fraction form
   302,499.42/453,249.90 = 175,783.98/x
3. Step 3: Cross multiply
   302,499.42x = 453,249.90 × 175,783.98
4. Step 4: Simplify right side
   302,499.42x = 79,674,071,356.60
5. Step 5: Solve for x
   x = 79,674,071,356.60/302,499.42
6. Step 6: Final answer
   x = 263,385.86