Finding the Fourth Proportional to 2,141,900.42, 3,213,690.80 and 942,981.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,900.42 : 3,213,690.80 = 942,981.55 : x
2. Step 2: Convert to fraction form
   2,141,900.42/3,213,690.80 = 942,981.55/x
3. Step 3: Cross multiply
   2,141,900.42x = 3,213,690.80 × 942,981.55
4. Step 4: Simplify right side
   2,141,900.42x = 3,030,451,119,055.61
5. Step 5: Solve for x
   x = 3,030,451,119,055.61/2,141,900.42
6. Step 6: Final answer
   x = 1,414,842.21