Finding the Fourth Proportional to 1,338,124.55, 2,006,116.38 and 698,107.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,338,124.55 : 2,006,116.38 = 698,107.10 : x
2. Step 2: Convert to fraction form
   1,338,124.55/2,006,116.38 = 698,107.10/x
3. Step 3: Cross multiply
   1,338,124.55x = 2,006,116.38 × 698,107.10
4. Step 4: Simplify right side
   1,338,124.55x = 1,400,484,078,273.72
5. Step 5: Solve for x
   x = 1,400,484,078,273.72/1,338,124.55
6. Step 6: Final answer
   x = 1,046,602.19