Finding the Fourth Proportional to 1,604,300.96, 2,213,460.60 and 915,950

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604,300.96 : 2,213,460.60 = 915,950 : x
2. Step 2: Convert to fraction form
   1,604,300.96/2,213,460.60 = 915,950/x
3. Step 3: Cross multiply
   1,604,300.96x = 2,213,460.60 × 915,950
4. Step 4: Simplify right side
   1,604,300.96x = 2,027,419,236,570
5. Step 5: Solve for x
   x = 2,027,419,236,570/1,604,300.96
6. Step 6: Final answer
   x = 1,263,739.96