Finding the Fourth Proportional to 1,945,404.56, 2,918,213.27 and 808,281.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,404.56 : 2,918,213.27 = 808,281.75 : x
2. Step 2: Convert to fraction form
   1,945,404.56/2,918,213.27 = 808,281.75/x
3. Step 3: Cross multiply
   1,945,404.56x = 2,918,213.27 × 808,281.75
4. Step 4: Simplify right side
   1,945,404.56x = 2,358,738,528,748.82
5. Step 5: Solve for x
   x = 2,358,738,528,748.82/1,945,404.56
6. Step 6: Final answer
   x = 1,212,466.84