Finding the Fourth Proportional to 2,077,426.85, 3,115,054.80 and 939,645.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077,426.85 : 3,115,054.80 = 939,645.50 : x
2. Step 2: Convert to fraction form
   2,077,426.85/3,115,054.80 = 939,645.50/x
3. Step 3: Cross multiply
   2,077,426.85x = 3,115,054.80 × 939,645.50
4. Step 4: Simplify right side
   2,077,426.85x = 2,927,047,209,498.13
5. Step 5: Solve for x
   x = 2,927,047,209,498.13/2,077,426.85
6. Step 6: Final answer
   x = 1,408,977.27