Finding the Third Proportional to 1,873,240 and 2,789,117

Step by Step Solution

1. Step 1: Write the proportion equation
   1,873,240 : 2,789,117 = 2,789,117 : x
2. Step 2: Convert to fraction form
   1,873,240/2,789,117 = 2,789,117/x
3. Step 3: Cross multiply
   1,873,240x = 2,789,117 × 2,789,117
4. Step 4: Simplify right side
   1,873,240x = 7,779,173,639,689
5. Step 5: Solve for x
   x = 7,779,173,639,689/1,873,240
6. Step 6: Final answer
   x = 4,152,790.69