Finding the Fourth Proportional to 2,628,753, 3,627,679.32 and 1,421,529

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628,753 : 3,627,679.32 = 1,421,529 : x
2. Step 2: Convert to fraction form
   2,628,753/3,627,679.32 = 1,421,529/x
3. Step 3: Cross multiply
   2,628,753x = 3,627,679.32 × 1,421,529
4. Step 4: Simplify right side
   2,628,753x = 5,156,851,356,080.28
5. Step 5: Solve for x
   x = 5,156,851,356,080.28/2,628,753
6. Step 6: Final answer
   x = 1,961,710.12