Finding the Fourth Proportional to 1,907,978.58, 2,633,111.34 and 1,081,212.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,907,978.58 : 2,633,111.34 = 1,081,212.61 : x
2. Step 2: Convert to fraction form
   1,907,978.58/2,633,111.34 = 1,081,212.61/x
3. Step 3: Cross multiply
   1,907,978.58x = 2,633,111.34 × 1,081,212.61
4. Step 4: Simplify right side
   1,907,978.58x = 2,846,953,184,342.00
5. Step 5: Solve for x
   x = 2,846,953,184,342.00/1,907,978.58
6. Step 6: Final answer
   x = 1,492,130.58