Finding the Fourth Proportional to 2,129,498.88, 2,940,034.88 and 1,355,566.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,129,498.88 : 2,940,034.88 = 1,355,566.56 : x
2. Step 2: Convert to fraction form
   2,129,498.88/2,940,034.88 = 1,355,566.56/x
3. Step 3: Cross multiply
   2,129,498.88x = 2,940,034.88 × 1,355,566.56
4. Step 4: Simplify right side
   2,129,498.88x = 3,985,412,968,561.61
5. Step 5: Solve for x
   x = 3,985,412,968,561.61/2,129,498.88
6. Step 6: Final answer
   x = 1,871,526.21