Finding the Fourth Proportional to 1,400,729.30, 2,097,983.55 and 1,214,105.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,400,729.30 : 2,097,983.55 = 1,214,105.30 : x
2. Step 2: Convert to fraction form
   1,400,729.30/2,097,983.55 = 1,214,105.30/x
3. Step 3: Cross multiply
   1,400,729.30x = 2,097,983.55 × 1,214,105.30
4. Step 4: Simplify right side
   1,400,729.30x = 2,547,172,947,367.82
5. Step 5: Solve for x
   x = 2,547,172,947,367.82/1,400,729.30
6. Step 6: Final answer
   x = 1,818,461.96