Finding the Fourth Proportional to 2,195,931.88, 3,030,024.50 and 1,379,557.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,195,931.88 : 3,030,024.50 = 1,379,557.72 : x
2. Step 2: Convert to fraction form
   2,195,931.88/3,030,024.50 = 1,379,557.72/x
3. Step 3: Cross multiply
   2,195,931.88x = 3,030,024.50 × 1,379,557.72
4. Step 4: Simplify right side
   2,195,931.88x = 4,180,093,681,464.63
5. Step 5: Solve for x
   x = 4,180,093,681,464.63/2,195,931.88
6. Step 6: Final answer
   x = 1,903,562.55