Finding the Fourth Proportional to 2,140,602.22, 2,955,581.12 and 1,377,984.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,602.22 : 2,955,581.12 = 1,377,984.38 : x
2. Step 2: Convert to fraction form
   2,140,602.22/2,955,581.12 = 1,377,984.38/x
3. Step 3: Cross multiply
   2,140,602.22x = 2,955,581.12 × 1,377,984.38
4. Step 4: Simplify right side
   2,140,602.22x = 4,072,744,617,182.91
5. Step 5: Solve for x
   x = 4,072,744,617,182.91/2,140,602.22
6. Step 6: Final answer
   x = 1,902,616.27