Finding the Fourth Proportional to 1,455,103.44, 2,181,906.72 and 781,752.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,455,103.44 : 2,181,906.72 = 781,752.06 : x
2. Step 2: Convert to fraction form
   1,455,103.44/2,181,906.72 = 781,752.06/x
3. Step 3: Cross multiply
   1,455,103.44x = 2,181,906.72 × 781,752.06
4. Step 4: Simplify right side
   1,455,103.44x = 1,705,710,073,087.84
5. Step 5: Solve for x
   x = 1,705,710,073,087.84/1,455,103.44
6. Step 6: Final answer
   x = 1,172,225.99