Finding the Fourth Proportional to 908,196.84, 1,362,244.50 and 277,061.04

Step by Step Solution

1. Step 1: Write the proportion equation
   908,196.84 : 1,362,244.50 = 277,061.04 : x
2. Step 2: Convert to fraction form
   908,196.84/1,362,244.50 = 277,061.04/x
3. Step 3: Cross multiply
   908,196.84x = 1,362,244.50 × 277,061.04
4. Step 4: Simplify right side
   908,196.84x = 377,424,877,904.28
5. Step 5: Solve for x
   x = 377,424,877,904.28/908,196.84
6. Step 6: Final answer
   x = 415,576.07