Finding the Fourth Proportional to 1,619,335.42, 2,425,912.17 and 907,209.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,335.42 : 2,425,912.17 = 907,209.34 : x
2. Step 2: Convert to fraction form
   1,619,335.42/2,425,912.17 = 907,209.34/x
3. Step 3: Cross multiply
   1,619,335.42x = 2,425,912.17 × 907,209.34
4. Step 4: Simplify right side
   1,619,335.42x = 2,200,810,178,643.67
5. Step 5: Solve for x
   x = 2,200,810,178,643.67/1,619,335.42
6. Step 6: Final answer
   x = 1,359,082.34