Finding the Fourth Proportional to 3,435,870.87, 5,149,322.96 and 1,919,492.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,435,870.87 : 5,149,322.96 = 1,919,492.55 : x
2. Step 2: Convert to fraction form
   3,435,870.87/5,149,322.96 = 1,919,492.55/x
3. Step 3: Cross multiply
   3,435,870.87x = 5,149,322.96 × 1,919,492.55
4. Step 4: Simplify right side
   3,435,870.87x = 9,884,087,049,666.49
5. Step 5: Solve for x
   x = 9,884,087,049,666.49/3,435,870.87
6. Step 6: Final answer
   x = 2,876,734.15