Finding the Fourth Proportional to 3,447,668.78, 4,757,061.15 and 1,997,277.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,447,668.78 : 4,757,061.15 = 1,997,277.72 : x
2. Step 2: Convert to fraction form
   3,447,668.78/4,757,061.15 = 1,997,277.72/x
3. Step 3: Cross multiply
   3,447,668.78x = 4,757,061.15 × 1,997,277.72
4. Step 4: Simplify right side
   3,447,668.78x = 9,501,172,229,733.60
5. Step 5: Solve for x
   x = 9,501,172,229,733.60/3,447,668.78
6. Step 6: Final answer
   x = 2,755,825.12