Finding the Fourth Proportional to 2,676,926.18, 4,015,389.15 and 783,667.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,676,926.18 : 4,015,389.15 = 783,667.61 : x
2. Step 2: Convert to fraction form
   2,676,926.18/4,015,389.15 = 783,667.61/x
3. Step 3: Cross multiply
   2,676,926.18x = 4,015,389.15 × 783,667.61
4. Step 4: Simplify right side
   2,676,926.18x = 3,146,730,398,323.49
5. Step 5: Solve for x
   x = 3,146,730,398,323.49/2,676,926.18
6. Step 6: Final answer
   x = 1,175,501.37