Finding the Fourth Proportional to 2,153,276.10, 3,229,136.55 and 1,087,964.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153,276.10 : 3,229,136.55 = 1,087,964.10 : x
2. Step 2: Convert to fraction form
   2,153,276.10/3,229,136.55 = 1,087,964.10/x
3. Step 3: Cross multiply
   2,153,276.10x = 3,229,136.55 × 1,087,964.10
4. Step 4: Simplify right side
   2,153,276.10x = 3,513,184,640,397.86
5. Step 5: Solve for x
   x = 3,513,184,640,397.86/2,153,276.10
6. Step 6: Final answer
   x = 1,631,553.26