Finding the Fourth Proportional to 2,533,902, 3,496,741.56 and 1,387,978.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,533,902 : 3,496,741.56 = 1,387,978.80 : x
2. Step 2: Convert to fraction form
   2,533,902/3,496,741.56 = 1,387,978.80/x
3. Step 3: Cross multiply
   2,533,902x = 3,496,741.56 × 1,387,978.80
4. Step 4: Simplify right side
   2,533,902x = 4,853,403,154,358.93
5. Step 5: Solve for x
   x = 4,853,403,154,358.93/2,533,902
6. Step 6: Final answer
   x = 1,915,387.08