Finding the Fourth Proportional to 37,300,098.56, 51,475,724.58 and 20,780,213.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,300,098.56 : 51,475,724.58 = 20,780,213.76 : x
2. Step 2: Convert to fraction form
   37,300,098.56/51,475,724.58 = 20,780,213.76/x
3. Step 3: Cross multiply
   37,300,098.56x = 51,475,724.58 × 20,780,213.76
4. Step 4: Simplify right side
   37,300,098.56x = 1,069,676,560,223,286.25
5. Step 5: Solve for x
   x = 1,069,676,560,223,286.25/37,300,098.56
6. Step 6: Final answer
   x = 28,677,579.99