Finding the Fourth Proportional to 1,490,402,300.94, 2,056,706,933.46 and 855,427,310.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,402,300.94 : 2,056,706,933.46 = 855,427,310.34 : x
2. Step 2: Convert to fraction form
   1,490,402,300.94/2,056,706,933.46 = 855,427,310.34/x
3. Step 3: Cross multiply
   1,490,402,300.94x = 2,056,706,933.46 × 855,427,310.34
4. Step 4: Simplify right side
   1,490,402,300.94x = 1,759,363,280,247,317,248
5. Step 5: Solve for x
   x = 1,759,363,280,247,317,248/1,490,402,300.94
6. Step 6: Final answer
   x = 1,180,461,999.51