Finding the Fourth Proportional to 2,912,404.72, 4,019,256.06 and 1,623,254.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,912,404.72 : 4,019,256.06 = 1,623,254.32 : x
2. Step 2: Convert to fraction form
   2,912,404.72/4,019,256.06 = 1,623,254.32/x
3. Step 3: Cross multiply
   2,912,404.72x = 4,019,256.06 × 1,623,254.32
4. Step 4: Simplify right side
   2,912,404.72x = 6,524,274,762,581.18
5. Step 5: Solve for x
   x = 6,524,274,762,581.18/2,912,404.72
6. Step 6: Final answer
   x = 2,240,167.62