Finding the Fourth Proportional to 2,919,780.28, 4,381,238.98 and 1,215,098.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,919,780.28 : 4,381,238.98 = 1,215,098.82 : x
2. Step 2: Convert to fraction form
   2,919,780.28/4,381,238.98 = 1,215,098.82/x
3. Step 3: Cross multiply
   2,919,780.28x = 4,381,238.98 × 1,215,098.82
4. Step 4: Simplify right side
   2,919,780.28x = 5,323,638,314,736.01
5. Step 5: Solve for x
   x = 5,323,638,314,736.01/2,919,780.28
6. Step 6: Final answer
   x = 1,823,301.00