Finding the Fourth Proportional to 2,706,420.18, 4,059,139.72 and 1,087,123.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,706,420.18 : 4,059,139.72 = 1,087,123.77 : x
2. Step 2: Convert to fraction form
   2,706,420.18/4,059,139.72 = 1,087,123.77/x
3. Step 3: Cross multiply
   2,706,420.18x = 4,059,139.72 × 1,087,123.77
4. Step 4: Simplify right side
   2,706,420.18x = 4,412,787,275,363.14
5. Step 5: Solve for x
   x = 4,412,787,275,363.14/2,706,420.18
6. Step 6: Final answer
   x = 1,630,488.61