Finding the Fourth Proportional to 37,182,649.89, 51,313,301.42 and 20,663,470.71

Step by Step Solution

1. Step 1: Write the proportion equation
   37,182,649.89 : 51,313,301.42 = 20,663,470.71 : x
2. Step 2: Convert to fraction form
   37,182,649.89/51,313,301.42 = 20,663,470.71/x
3. Step 3: Cross multiply
   37,182,649.89x = 51,313,301.42 × 20,663,470.71
4. Step 4: Simplify right side
   37,182,649.89x = 1,060,310,900,925,571.50
5. Step 5: Solve for x
   x = 1,060,310,900,925,571.50/37,182,649.89
6. Step 6: Final answer
   x = 28,516,281.22