Finding the Fourth Proportional to 17,951,039.16, 26,906,613.30 and 13,677,116.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,951,039.16 : 26,906,613.30 = 13,677,116.28 : x
2. Step 2: Convert to fraction form
   17,951,039.16/26,906,613.30 = 13,677,116.28/x
3. Step 3: Cross multiply
   17,951,039.16x = 26,906,613.30 × 13,677,116.28
4. Step 4: Simplify right side
   17,951,039.16x = 368,004,878,805,094.50
5. Step 5: Solve for x
   x = 368,004,878,805,094.50/17,951,039.16
6. Step 6: Final answer
   x = 20,500,477.75