Finding the Fourth Proportional to 2,029,711.91, 2,801,002.20 and 1,213,915.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,029,711.91 : 2,801,002.20 = 1,213,915.47 : x
2. Step 2: Convert to fraction form
   2,029,711.91/2,801,002.20 = 1,213,915.47/x
3. Step 3: Cross multiply
   2,029,711.91x = 2,801,002.20 × 1,213,915.47
4. Step 4: Simplify right side
   2,029,711.91x = 3,400,179,896,014.46
5. Step 5: Solve for x
   x = 3,400,179,896,014.46/2,029,711.91
6. Step 6: Final answer
   x = 1,675,203.20