Finding the Fourth Proportional to 1,783,043.84, 2,460,520.32 and 978,210.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,783,043.84 : 2,460,520.32 = 978,210.56 : x
2. Step 2: Convert to fraction form
   1,783,043.84/2,460,520.32 = 978,210.56/x
3. Step 3: Cross multiply
   1,783,043.84x = 2,460,520.32 × 978,210.56
4. Step 4: Simplify right side
   1,783,043.84x = 2,406,906,960,118.58
5. Step 5: Solve for x
   x = 2,406,906,960,118.58/1,783,043.84
6. Step 6: Final answer
   x = 1,349,886.59