Finding the Fourth Proportional to 3,988,385.09, 5,984,085.20 and 1,561,272.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,988,385.09 : 5,984,085.20 = 1,561,272.83 : x
2. Step 2: Convert to fraction form
   3,988,385.09/5,984,085.20 = 1,561,272.83/x
3. Step 3: Cross multiply
   3,988,385.09x = 5,984,085.20 × 1,561,272.83
4. Step 4: Simplify right side
   3,988,385.09x = 9,342,789,597,438.33
5. Step 5: Solve for x
   x = 9,342,789,597,438.33/3,988,385.09
6. Step 6: Final answer
   x = 2,342,499.38