Finding the Fourth Proportional to 37,490,065.84, 51,741,076.72 and 20,971,108.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,490,065.84 : 51,741,076.72 = 20,971,108.12 : x
2. Step 2: Convert to fraction form
   37,490,065.84/51,741,076.72 = 20,971,108.12/x
3. Step 3: Cross multiply
   37,490,065.84x = 51,741,076.72 × 20,971,108.12
4. Step 4: Simplify right side
   37,490,065.84x = 1,085,067,714,140,335
5. Step 5: Solve for x
   x = 1,085,067,714,140,335/37,490,065.84
6. Step 6: Final answer
   x = 28,942,806.31