Finding the Fourth Proportional to 2,315,139,037.32, 3,194,920,928.94 and 1,257,884,665.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315,139,037.32 : 3,194,920,928.94 = 1,257,884,665.82 : x
2. Step 2: Convert to fraction form
   2,315,139,037.32/3,194,920,928.94 = 1,257,884,665.82/x
3. Step 3: Cross multiply
   2,315,139,037.32x = 3,194,920,928.94 × 1,257,884,665.82
4. Step 4: Simplify right side
   2,315,139,037.32x = 4,018,842,045,005,041,664
5. Step 5: Solve for x
   x = 4,018,842,045,005,041,664/2,315,139,037.32
6. Step 6: Final answer
   x = 1,735,896,626.60