Finding the Fourth Proportional to 2,766,070.87, 4,148,208.38 and 919,086.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766,070.87 : 4,148,208.38 = 919,086.72 : x
2. Step 2: Convert to fraction form
   2,766,070.87/4,148,208.38 = 919,086.72/x
3. Step 3: Cross multiply
   2,766,070.87x = 4,148,208.38 × 919,086.72
4. Step 4: Simplify right side
   2,766,070.87x = 3,812,563,233,850.71
5. Step 5: Solve for x
   x = 3,812,563,233,850.71/2,766,070.87
6. Step 6: Final answer
   x = 1,378,331.73