Finding the Fourth Proportional to 446,061.36, 615,548.19 and 242,107.89

Step by Step Solution

1. Step 1: Write the proportion equation
   446,061.36 : 615,548.19 = 242,107.89 : x
2. Step 2: Convert to fraction form
   446,061.36/615,548.19 = 242,107.89/x
3. Step 3: Cross multiply
   446,061.36x = 615,548.19 × 242,107.89
4. Step 4: Simplify right side
   446,061.36x = 149,029,075,224.72
5. Step 5: Solve for x
   x = 149,029,075,224.72/446,061.36
6. Step 6: Final answer
   x = 334,099.94