Finding the Fourth Proportional to 6,924,774.28, 10,386,669.34 and 2,131,963.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,924,774.28 : 10,386,669.34 = 2,131,963.78 : x
2. Step 2: Convert to fraction form
   6,924,774.28/10,386,669.34 = 2,131,963.78/x
3. Step 3: Cross multiply
   6,924,774.28x = 10,386,669.34 × 2,131,963.78
4. Step 4: Simplify right side
   6,924,774.28x = 22,144,002,827,716.50
5. Step 5: Solve for x
   x = 22,144,002,827,716.50/6,924,774.28
6. Step 6: Final answer
   x = 3,197,794.17