Finding the Fourth Proportional to 2,573,547,018.78, 3,858,558,197.67 and 1,310,566,362.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573,547,018.78 : 3,858,558,197.67 = 1,310,566,362.06 : x
2. Step 2: Convert to fraction form
   2,573,547,018.78/3,858,558,197.67 = 1,310,566,362.06/x
3. Step 3: Cross multiply
   2,573,547,018.78x = 3,858,558,197.67 × 1,310,566,362.06
4. Step 4: Simplify right side
   2,573,547,018.78x = 5,056,896,579,917,162,496
5. Step 5: Solve for x
   x = 5,056,896,579,917,162,496/2,573,547,018.78
6. Step 6: Final answer
   x = 1,964,952,084.81