Finding the Fourth Proportional to 2,227,650.72, 3,074,160.96 and 1,209,055.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,650.72 : 3,074,160.96 = 1,209,055.60 : x
2. Step 2: Convert to fraction form
   2,227,650.72/3,074,160.96 = 1,209,055.60/x
3. Step 3: Cross multiply
   2,227,650.72x = 3,074,160.96 × 1,209,055.60
4. Step 4: Simplify right side
   2,227,650.72x = 3,716,831,523,989.38
5. Step 5: Solve for x
   x = 3,716,831,523,989.38/2,227,650.72
6. Step 6: Final answer
   x = 1,668,498.34