Finding the Fourth Proportional to 12,588,071.27, 17,371,512.87 and 7,081,449.99

Step by Step Solution

1. Step 1: Write the proportion equation
   12,588,071.27 : 17,371,512.87 = 7,081,449.99 : x
2. Step 2: Convert to fraction form
   12,588,071.27/17,371,512.87 = 7,081,449.99/x
3. Step 3: Cross multiply
   12,588,071.27x = 17,371,512.87 × 7,081,449.99
4. Step 4: Simplify right side
   12,588,071.27x = 123,015,499,639,546.38
5. Step 5: Solve for x
   x = 123,015,499,639,546.38/12,588,071.27
6. Step 6: Final answer
   x = 9,772,386.65