Finding the Fourth Proportional to 1,550,770.71, 2,139,749.35 and 906,066.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550,770.71 : 2,139,749.35 = 906,066.33 : x
2. Step 2: Convert to fraction form
   1,550,770.71/2,139,749.35 = 906,066.33/x
3. Step 3: Cross multiply
   1,550,770.71x = 2,139,749.35 × 906,066.33
4. Step 4: Simplify right side
   1,550,770.71x = 1,938,754,840,674.39
5. Step 5: Solve for x
   x = 1,938,754,840,674.39/1,550,770.71
6. Step 6: Final answer
   x = 1,250,187.94