Finding the Third Proportional to 849,467,853,425 and 1,820,101,464,238

Step by Step Solution

1. Step 1: Write the proportion equation
   849,467,853,425 : 1,820,101,464,238 = 1,820,101,464,238 : x
2. Step 2: Convert to fraction form
   849,467,853,425/1,820,101,464,238 = 1,820,101,464,238/x
3. Step 3: Cross multiply
   849,467,853,425x = 1,820,101,464,238 × 1,820,101,464,238
4. Step 4: Simplify right side
   849,467,853,425x = 3,312,769,340,121,311,334,105,088
5. Step 5: Solve for x
   x = 3,312,769,340,121,311,334,105,088/849,467,853,425
6. Step 6: Final answer
   x = 3,899,817,193,510.55