Finding the Fourth Proportional to 1,097,307.72, 1,645,795.26 and 298,651.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097,307.72 : 1,645,795.26 = 298,651.50 : x
2. Step 2: Convert to fraction form
   1,097,307.72/1,645,795.26 = 298,651.50/x
3. Step 3: Cross multiply
   1,097,307.72x = 1,645,795.26 × 298,651.50
4. Step 4: Simplify right side
   1,097,307.72x = 491,519,223,091.89
5. Step 5: Solve for x
   x = 491,519,223,091.89/1,097,307.72
6. Step 6: Final answer
   x = 447,931.98