Finding the Fourth Proportional to 1,459,554.30, 2,187,363.15 and 978,414.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459,554.30 : 2,187,363.15 = 978,414.30 : x
2. Step 2: Convert to fraction form
   1,459,554.30/2,187,363.15 = 978,414.30/x
3. Step 3: Cross multiply
   1,459,554.30x = 2,187,363.15 × 978,414.30
4. Step 4: Simplify right side
   1,459,554.30x = 2,140,147,385,253.05
5. Step 5: Solve for x
   x = 2,140,147,385,253.05/1,459,554.30
6. Step 6: Final answer
   x = 1,466,302.00