Finding the Fourth Proportional to 1,447,682.58, 2,170,111.52 and 689,320.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,682.58 : 2,170,111.52 = 689,320.34 : x
2. Step 2: Convert to fraction form
   1,447,682.58/2,170,111.52 = 689,320.34/x
3. Step 3: Cross multiply
   1,447,682.58x = 2,170,111.52 × 689,320.34
4. Step 4: Simplify right side
   1,447,682.58x = 1,495,902,010,804.32
5. Step 5: Solve for x
   x = 1,495,902,010,804.32/1,447,682.58
6. Step 6: Final answer
   x = 1,033,308.01