Finding the Fourth Proportional to 1,499,673.60, 2,069,521.92 and 820,596.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,673.60 : 2,069,521.92 = 820,596.48 : x
2. Step 2: Convert to fraction form
   1,499,673.60/2,069,521.92 = 820,596.48/x
3. Step 3: Cross multiply
   1,499,673.60x = 2,069,521.92 × 820,596.48
4. Step 4: Simplify right side
   1,499,673.60x = 1,698,242,402,834.84
5. Step 5: Solve for x
   x = 1,698,242,402,834.84/1,499,673.60
6. Step 6: Final answer
   x = 1,132,408.01