Finding the Fourth Proportional to 2,639,503.50, 3,642,524.55 and 1,432,279.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639,503.50 : 3,642,524.55 = 1,432,279.50 : x
2. Step 2: Convert to fraction form
   2,639,503.50/3,642,524.55 = 1,432,279.50/x
3. Step 3: Cross multiply
   2,639,503.50x = 3,642,524.55 × 1,432,279.50
4. Step 4: Simplify right side
   2,639,503.50x = 5,217,113,241,211.72
5. Step 5: Solve for x
   x = 5,217,113,241,211.72/2,639,503.50
6. Step 6: Final answer
   x = 1,976,550.98