Finding the Fourth Proportional to 1,339,468.91, 1,850,069.72 and 976,310.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,468.91 : 1,850,069.72 = 976,310.27 : x
2. Step 2: Convert to fraction form
   1,339,468.91/1,850,069.72 = 976,310.27/x
3. Step 3: Cross multiply
   1,339,468.91x = 1,850,069.72 × 976,310.27
4. Step 4: Simplify right side
   1,339,468.91x = 1,806,242,061,042.45
5. Step 5: Solve for x
   x = 1,806,242,061,042.45/1,339,468.91
6. Step 6: Final answer
   x = 1,348,476.29