Finding the Fourth Proportional to 2,254,088,592.09, 3,109,349,880.83 and 1,405,843,256.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254,088,592.09 : 3,109,349,880.83 = 1,405,843,256.12 : x
2. Step 2: Convert to fraction form
   2,254,088,592.09/3,109,349,880.83 = 1,405,843,256.12/x
3. Step 3: Cross multiply
   2,254,088,592.09x = 3,109,349,880.83 × 1,405,843,256.12
4. Step 4: Simplify right side
   2,254,088,592.09x = 4,371,258,560,859,805,184
5. Step 5: Solve for x
   x = 4,371,258,560,859,805,184/2,254,088,592.09
6. Step 6: Final answer
   x = 1,939,257,656.60