Finding the Fourth Proportional to 2,165,662,287.06, 2,988,617,744.61 and 1,175,588,374.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165,662,287.06 : 2,988,617,744.61 = 1,175,588,374.74 : x
2. Step 2: Convert to fraction form
   2,165,662,287.06/2,988,617,744.61 = 1,175,588,374.74/x
3. Step 3: Cross multiply
   2,165,662,287.06x = 2,988,617,744.61 × 1,175,588,374.74
4. Step 4: Simplify right side
   2,165,662,287.06x = 3,513,384,277,105,194,496
5. Step 5: Solve for x
   x = 3,513,384,277,105,194,496/2,165,662,287.06
6. Step 6: Final answer
   x = 1,622,314,013.64