Finding the Fourth Proportional to 1,550,804.30, 2,139,793.71 and 906,099.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550,804.30 : 2,139,793.71 = 906,099.98 : x
2. Step 2: Convert to fraction form
   1,550,804.30/2,139,793.71 = 906,099.98/x
3. Step 3: Cross multiply
   1,550,804.30x = 2,139,793.71 × 906,099.98
4. Step 4: Simplify right side
   1,550,804.30x = 1,938,867,037,835.13
5. Step 5: Solve for x
   x = 1,938,867,037,835.13/1,550,804.30
6. Step 6: Final answer
   x = 1,250,233.21