Finding the Fourth Proportional to 1,914,216.35, 2,641,734.56 and 1,054,775.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914,216.35 : 2,641,734.56 = 1,054,775.57 : x
2. Step 2: Convert to fraction form
   1,914,216.35/2,641,734.56 = 1,054,775.57/x
3. Step 3: Cross multiply
   1,914,216.35x = 2,641,734.56 × 1,054,775.57
4. Step 4: Simplify right side
   1,914,216.35x = 2,786,437,071,038.82
5. Step 5: Solve for x
   x = 2,786,437,071,038.82/1,914,216.35
6. Step 6: Final answer
   x = 1,455,654.20