Finding the Fourth Proportional to 1,248,801.60, 1,723,345.52 and 704,942.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248,801.60 : 1,723,345.52 = 704,942.09 : x
2. Step 2: Convert to fraction form
   1,248,801.60/1,723,345.52 = 704,942.09/x
3. Step 3: Cross multiply
   1,248,801.60x = 1,723,345.52 × 704,942.09
4. Step 4: Simplify right side
   1,248,801.60x = 1,214,858,790,947.34
5. Step 5: Solve for x
   x = 1,214,858,790,947.34/1,248,801.60
6. Step 6: Final answer
   x = 972,819.69