Finding the Fourth Proportional to 2,084,987.76, 2,877,142.20 and 1,154,628.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084,987.76 : 2,877,142.20 = 1,154,628.72 : x
2. Step 2: Convert to fraction form
   2,084,987.76/2,877,142.20 = 1,154,628.72/x
3. Step 3: Cross multiply
   2,084,987.76x = 2,877,142.20 × 1,154,628.72
4. Step 4: Simplify right side
   2,084,987.76x = 3,322,031,015,643.98
5. Step 5: Solve for x
   x = 3,322,031,015,643.98/2,084,987.76
6. Step 6: Final answer
   x = 1,593,309.60