Finding the Fourth Proportional to 2,553,602.88, 3,523,996.56 and 1,407,724.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553,602.88 : 3,523,996.56 = 1,407,724.56 : x
2. Step 2: Convert to fraction form
   2,553,602.88/3,523,996.56 = 1,407,724.56/x
3. Step 3: Cross multiply
   2,553,602.88x = 3,523,996.56 × 1,407,724.56
4. Step 4: Simplify right side
   2,553,602.88x = 4,960,816,506,867.51
5. Step 5: Solve for x
   x = 4,960,816,506,867.51/2,553,602.88
6. Step 6: Final answer
   x = 1,942,673.45