Finding the Fourth Proportional to 1,085,100.10, 1,627,854.30 and 436,725.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,100.10 : 1,627,854.30 = 436,725.88 : x
2. Step 2: Convert to fraction form
   1,085,100.10/1,627,854.30 = 436,725.88/x
3. Step 3: Cross multiply
   1,085,100.10x = 1,627,854.30 × 436,725.88
4. Step 4: Simplify right side
   1,085,100.10x = 710,926,101,679.28
5. Step 5: Solve for x
   x = 710,926,101,679.28/1,085,100.10
6. Step 6: Final answer
   x = 655,170.99