Finding the Fourth Proportional to 2,113,382,612.57, 3,167,316,238.32 and 1,180,667,785.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,382,612.57 : 3,167,316,238.32 = 1,180,667,785.28 : x
2. Step 2: Convert to fraction form
   2,113,382,612.57/3,167,316,238.32 = 1,180,667,785.28/x
3. Step 3: Cross multiply
   2,113,382,612.57x = 3,167,316,238.32 × 1,180,667,785.28
4. Step 4: Simplify right side
   2,113,382,612.57x = 3,739,548,248,362,819,072
5. Step 5: Solve for x
   x = 3,739,548,248,362,819,072/2,113,382,612.57
6. Step 6: Final answer
   x = 1,769,461,064.99